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428588349354 = 232112617874099
BaseRepresentation
bin1100011110010011101…
…10110011011110101010
31111222021001120222201200
412033021312303132222
524010222104134404
6524520223425030
742651550601214
oct6171166633652
91458231528650
10428588349354
11155843a4a400
126b091455176
13315534059a9
1416a5ad455b4
15b23662a839
hex63c9db37aa

428588349354 has 144 divisors (see below), whose sum is σ = 1039005895200. Its totient is φ = 127552708800.

The previous prime is 428588349347. The next prime is 428588349361. The reversal of 428588349354 is 453943885824.

428588349354 is a `hidden beast` number, since 4 + 2 + 8 + 588 + 3 + 49 + 3 + 5 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (428588349347) and next prime (428588349361).

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 428588349291 and 428588349300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 104557197 + ... + 104561295.

Almost surely, 2428588349354 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 428588349354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (519502947600).

428588349354 is an abundant number, since it is smaller than the sum of its proper divisors (610417545846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

428588349354 is a wasteful number, since it uses less digits than its factorization.

428588349354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4977 (or 4963 counting only the distinct ones).

The product of its digits is 132710400, while the sum is 63.

The spelling of 428588349354 in words is "four hundred twenty-eight billion, five hundred eighty-eight million, three hundred forty-nine thousand, three hundred fifty-four".

Divisors: 1 2 3 6 9 11 18 22 33 61 66 99 121 122 183 198 242 363 366 549 671 726 787 1089 1098 1342 1574 2013 2178 2361 4026 4099 4722 6039 7083 7381 8198 8657 12078 12297 14166 14762 17314 22143 24594 25971 36891 44286 45089 48007 51942 66429 73782 77913 90178 95227 96014 132858 135267 144021 155826 190454 250039 270534 285681 288042 405801 432063 495979 500078 528077 571362 750117 811602 857043 864126 991958 1056154 1487937 1500234 1584231 1714086 2250351 2750429 2975874 3168462 3225913 4463811 4500702 4752693 5500858 5808847 6451826 8251287 8927622 9505386 9677739 11617694 16502574 17426541 19355478 24753861 29033217 30254719 34853082 35485043 49507722 52279623 58066434 60509438 70970086 90764157 104559246 106455129 181528314 196780693 212910258 272292471 319365387 390335473 393561386 544584942 590342079 638730774 780670946 1171006419 1180684158 1771026237 2164587623 2342012838 3513019257 3542052474 4329175246 6493762869 7026038514 12987525738 19481288607 23810463853 38962577214 47620927706 71431391559 142862783118 214294174677 428588349354