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5901081942 = 237315976819
BaseRepresentation
bin1010111111011101…
…10101110101010110
3120020020221000121110
411133232311311112
544041134110232
62413320355450
7266143240350
oct53756656526
916206830543
105901081942
112559009228
121188315b86
13730743882
143dda200d0
152480e8acc
hex15fbb5d56

5901081942 has 64 divisors (see below), whose sum is σ = 14159462400. Its totient is φ = 1603959840.

The previous prime is 5901081931. The next prime is 5901082021. The reversal of 5901081942 is 2491801095.

It is a self number, because there is not a number n which added to its sum of digits gives 5901081942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38409 + ... + 115227.

It is an arithmetic number, because the mean of its divisors is an integer number (221241600).

Almost surely, 25901081942 is an apocalyptic number.

It is a pronic number, being equal to 76818×76819.

It is a practical number, because each smaller number is the sum of distinct divisors of 5901081942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7079731200).

5901081942 is an abundant number, since it is smaller than the sum of its proper divisors (8258380458).

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

5901081942 is a wasteful number, since it uses less digits than its factorization.

5901081942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76921.

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 5901081942 is about 76818.4999983728. The cubic root of 5901081942 is about 1807.0793165539.

The spelling of 5901081942 in words is "five billion, nine hundred one million, eighty-one thousand, nine hundred forty-two".

Divisors: 1 2 3 6 7 14 21 31 42 59 62 93 118 177 186 217 354 413 434 651 826 1239 1302 1829 2478 3658 5487 10974 12803 25606 38409 76818 76819 153638 230457 460914 537733 1075466 1613199 2381389 3226398 4532321 4762778 7144167 9064642 13596963 14288334 16669723 27193926 31726247 33339446 50009169 63452494 95178741 100018338 140501951 190357482 281003902 421505853 843011706 983513657 1967027314 2950540971 5901081942