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44157168 = 24321161457
BaseRepresentation
bin1010100001110…
…0100011110000
310002002102020200
42220130203300
542301012133
64214235200
71044221046
oct250344360
9102072220
1044157168
1122a1aa30
1212955b00
1391c0b03
145c16396
153d23913
hex2a1c8f0

44157168 has 120 divisors (see below), whose sum is σ = 137323056. Its totient is φ = 13132800.

The previous prime is 44157161. The next prime is 44157199. The reversal of 44157168 is 86175144.

It is a happy number.

44157168 is a `hidden beast` number, since 441 + 57 + 168 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44157161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96396 + ... + 96852.

Almost surely, 244157168 is an apocalyptic number.

44157168 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44157168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68661528).

44157168 is an abundant number, since it is smaller than the sum of its proper divisors (93165888).

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

44157168 is a wasteful number, since it uses less digits than its factorization.

44157168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543 (or 534 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 44157168 is about 6645.0860039581. The cubic root of 44157168 is about 353.4546808390.

The spelling of 44157168 in words is "forty-four million, one hundred fifty-seven thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 33 36 44 48 61 66 72 88 99 122 132 144 176 183 198 244 264 366 396 457 488 528 549 671 732 792 914 976 1098 1342 1371 1464 1584 1828 2013 2196 2684 2742 2928 3656 4026 4113 4392 5027 5368 5484 6039 7312 8052 8226 8784 10054 10736 10968 12078 15081 16104 16452 20108 21936 24156 27877 30162 32208 32904 40216 45243 48312 55754 60324 65808 80432 83631 90486 96624 111508 120648 167262 180972 223016 241296 250893 306647 334524 361944 446032 501786 613294 669048 723888 919941 1003572 1226588 1338096 1839882 2007144 2453176 2759823 3679764 4014288 4906352 5519646 7359528 11039292 14719056 22078584 44157168