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40160035360 = 255251000221
BaseRepresentation
bin100101011001101110…
…011000001000100000
310211122211012011202001
4211121232120020200
51124221432112420
630241012533344
72621126445124
oct453156301040
9124584164661
1040160035360
1116039324a75
127949621254
133a30286143
141d2d949584
1510a0a99b0a
hex959b98220

40160035360 has 24 divisors (see below), whose sum is σ = 94878083916. Its totient is φ = 16064014080.

The previous prime is 40160035303. The next prime is 40160035369. The reversal of 40160035360 is 6353006104.

It can be written as a sum of positive squares in 2 ways, for example, as 39675859344 + 484176016 = 199188^2 + 22004^2 .

It is a super-2 number, since 2×401600353602 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (40160035369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125499951 + ... + 125500270.

Almost surely, 240160035360 is an apocalyptic number.

40160035360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40160035360 is an abundant number, since it is smaller than the sum of its proper divisors (54718048556).

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

40160035360 is a wasteful number, since it uses less digits than its factorization.

40160035360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251000236 (or 251000228 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The spelling of 40160035360 in words is "forty billion, one hundred sixty million, thirty-five thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 251000221 502000442 1004000884 1255001105 2008001768 2510002210 4016003536 5020004420 8032007072 10040008840 20080017680 40160035360