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12500152534 = 260493103319
BaseRepresentation
bin10111010010001000…
…10011000011010110
31012021011020112122101
423221010103003112
5201100014340114
65424213352314
7621523354252
oct135104230326
935234215571
1012500152534
115335012681
12250a33869a
13124297117c
14868213262
154d2618d74
hex2e91130d6

12500152534 has 8 divisors (see below), whose sum is σ = 18750720240. Its totient is φ = 6249912456.

The previous prime is 12500152531. The next prime is 12500152559. The reversal of 12500152534 is 43525100521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12500152531) 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, 69327 + ... + 172645.

It is an arithmetic number, because the mean of its divisors is an integer number (2343840030).

Almost surely, 212500152534 is an apocalyptic number.

12500152534 is a deficient number, since it is larger than the sum of its proper divisors (6250567706).

12500152534 is a wasteful number, since it uses less digits than its factorization.

12500152534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163814.

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 12500152534 in words is "twelve billion, five hundred million, one hundred fifty-two thousand, five hundred thirty-four".

Divisors: 1 2 60493 103319 120986 206638 6250076267 12500152534