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10400440674 = 23131131179991
BaseRepresentation
bin10011010111110101…
…00010000101100010
3222211211021010110110
421223322202011202
5132300003100144
64440005312150
7515506200321
oct115372420542
928754233413
1010400440674
114457861018
122023105656
13c99954510
147094000b8
1540d10c0b9
hex26bea2162

10400440674 has 32 divisors (see below), whose sum is σ = 22599206784. Its totient is φ = 3171813120.

The previous prime is 10400440663. The next prime is 10400440681. The reversal of 10400440674 is 47604400401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 581182 + ... + 598809.

It is an arithmetic number, because the mean of its divisors is an integer number (706225212).

Almost surely, 210400440674 is an apocalyptic number.

10400440674 is an abundant number, since it is smaller than the sum of its proper divisors (12198766110).

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

10400440674 is a wasteful number, since it uses less digits than its factorization.

10400440674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180122.

The product of its (nonzero) digits is 10752, while the sum is 30.

The spelling of 10400440674 in words is "ten billion, four hundred million, four hundred forty thousand, six hundred seventy-four".

Divisors: 1 2 3 6 13 26 39 78 113 226 339 678 1469 2938 4407 8814 1179991 2359982 3539973 7079946 15339883 30679766 46019649 92039298 133338983 266677966 400016949 800033898 1733406779 3466813558 5200220337 10400440674