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12470934923 = 1091511913967
BaseRepresentation
bin10111001110101001…
…10101110110001011
31012012010021010121122
423213110311312023
5201020024404143
65421251225455
7621020124566
oct134724656613
935163233548
1012470934923
11531a576a97
1225005a828b
1312398b1345
148643a94dd
154cec96c68
hex2e7535d8b

12470934923 has 16 divisors (see below), whose sum is σ = 12738232320. Its totient is φ = 12207348000.

The previous prime is 12470934911. The next prime is 12470934929. The reversal of 12470934923 is 32943907421.

It is a cyclic number.

It is not a de Polignac number, because 12470934923 - 24 = 12470934907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12470934929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3141686 + ... + 3145652.

It is an arithmetic number, because the mean of its divisors is an integer number (796139520).

Almost surely, 212470934923 is an apocalyptic number.

12470934923 is a deficient number, since it is larger than the sum of its proper divisors (267297397).

12470934923 is a wasteful number, since it uses less digits than its factorization.

12470934923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4418.

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 12470934923 in words is "twelve billion, four hundred seventy million, nine hundred thirty-four thousand, nine hundred twenty-three".

Divisors: 1 109 151 191 3967 16459 20819 28841 432403 599017 757697 3143669 65292853 82588973 114412247 12470934923