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10040653064 = 2313293329129
BaseRepresentation
bin10010101100111100…
…00011010100001000
3221220202021000122102
421112132003110020
5131030401344224
64340154012532
7503550100001
oct112636032410
927822230572
1010040653064
114292761292
121b42717148
13c40252340
146b37061a8
153db73d4ae
hex256783508

10040653064 has 32 divisors (see below), whose sum is σ = 20973519000. Its totient is φ = 4474348032.

The previous prime is 10040652997. The next prime is 10040653069. The reversal of 10040653064 is 46035604001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6026416900 + 4014236164 = 77630^2 + 63358^2 .

It is a super-2 number, since 2×100406530642 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (10040653069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1661549 + ... + 1667580.

Almost surely, 210040653064 is an apocalyptic number.

It is an amenable number.

10040653064 is an abundant number, since it is smaller than the sum of its proper divisors (10932865936).

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

10040653064 is a wasteful number, since it uses less digits than its factorization.

10040653064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329177 (or 3329173 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The spelling of 10040653064 in words is "ten billion, forty million, six hundred fifty-three thousand, sixty-four".

Divisors: 1 2 4 8 13 26 29 52 58 104 116 232 377 754 1508 3016 3329129 6658258 13316516 26633032 43278677 86557354 96544741 173114708 193089482 346229416 386178964 772357928 1255081633 2510163266 5020326532 10040653064