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10907432138 = 297263313683
BaseRepresentation
bin10100010100010001…
…00011010011001010
31001011011020222000002
422022020203103022
5134314300312023
65002200043002
7534203433461
oct121210432312
931134228002
1010907432138
114697a63229
122144a63462
13104a9b6975
147568959d8
1543c8a6b28
hex28a2234ca

10907432138 has 32 divisors (see below), whose sum is σ = 16670054016. Its totient is φ = 5351943168.

The previous prime is 10907432111. The next prime is 10907432147. The reversal of 10907432138 is 83123470901.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15969545 + ... + 15970227.

It is an arithmetic number, because the mean of its divisors is an integer number (520939188).

Almost surely, 210907432138 is an apocalyptic number.

10907432138 is a deficient number, since it is larger than the sum of its proper divisors (5762621878).

10907432138 is a wasteful number, since it uses less digits than its factorization.

10907432138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 10907432138 in words is "ten billion, nine hundred seven million, four hundred thirty-two thousand, one hundred thirty-eight".

Divisors: 1 2 97 194 263 313 526 626 683 1366 25511 30361 51022 60722 66251 82319 132502 164638 179629 213779 359258 427558 7984943 15969886 17424013 20736563 34848026 41473126 56223877 112447754 5453716069 10907432138