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12555352234 = 235917486563
BaseRepresentation
bin10111011000101101…
…10111100010101010
31012102000002222101201
423230112313202222
5201203132232414
65433504434414
7623063506315
oct135426674252
935360088351
1012555352234
115363194a67
122524918a0a
13125122a209
148716a197c
154d73be574
hex2ec5b78aa

12555352234 has 8 divisors (see below), whose sum is σ = 18885489120. Its totient is φ = 6260189196.

The previous prime is 12555352231. The next prime is 12555352273. The reversal of 12555352234 is 43225355521.

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

It is a junction number, because it is equal to n+sod(n) for n = 12555352193 and 12555352202.

It is not an unprimeable number, because it can be changed into a prime (12555352231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8742564 + ... + 8743999.

It is an arithmetic number, because the mean of its divisors is an integer number (2360686140).

Almost surely, 212555352234 is an apocalyptic number.

12555352234 is a deficient number, since it is larger than the sum of its proper divisors (6330136886).

12555352234 is a wasteful number, since it uses less digits than its factorization.

12555352234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17486924.

The product of its digits is 180000, while the sum is 37.

The spelling of 12555352234 in words is "twelve billion, five hundred fifty-five million, three hundred fifty-two thousand, two hundred thirty-four".

Divisors: 1 2 359 718 17486563 34973126 6277676117 12555352234