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486423028 = 2271319611153
BaseRepresentation
bin11100111111100…
…011100111110100
31020220021211221201
4130333203213310
51444011014103
6120133422244
715024345640
oct3477434764
91226254851
10486423028
1122a633903
12116a9a984
1379a103a0
144885dc20
152ca8551d
hex1cfe39f4

486423028 has 96 divisors (see below), whose sum is σ = 1121872640. Its totient is φ = 179159040.

The previous prime is 486423001. The next prime is 486423037. The reversal of 486423028 is 820324684.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 421300 + ... + 422452.

Almost surely, 2486423028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 486423028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560936320).

486423028 is an abundant number, since it is smaller than the sum of its proper divisors (635449612).

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

486423028 is a wasteful number, since it uses less digits than its factorization.

486423028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257 (or 1255 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 37.

The square root of 486423028 is about 22055.0000680118. Note that the first 4 decimals coincide. The cubic root of 486423028 is about 786.4504687730.

The spelling of 486423028 in words is "four hundred eighty-six million, four hundred twenty-three thousand, twenty-eight".

Divisors: 1 2 4 7 13 14 19 26 28 38 52 61 76 91 122 133 182 244 247 266 364 427 494 532 793 854 988 1153 1159 1586 1708 1729 2306 2318 3172 3458 4612 4636 5551 6916 8071 8113 11102 14989 15067 16142 16226 21907 22204 29978 30134 32284 32452 43814 59956 60268 70333 87628 104923 105469 140666 153349 209846 210938 281332 284791 306698 419692 421876 492331 569582 613396 914329 984662 1139164 1336327 1828658 1969324 1993537 2672654 3657316 3987074 5345308 6400303 7974148 9354289 12800606 17372251 18708578 25601212 34744502 37417156 69489004 121605757 243211514 486423028