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13225606454 = 247296947389
BaseRepresentation
bin11000101000100111…
…01011110100110110
31021010201022102100002
430110103223310312
5204041223401304
610024210351302
7645512541254
oct142423536466
937121272302
1013225606454
115677567975
12269128b532
13132a053248
148d66d55d4
1552616831e
hex3144ebd36

13225606454 has 16 divisors (see below), whose sum is σ = 20267755200. Its totient is φ = 6469788864.

The previous prime is 13225606421. The next prime is 13225606489. The reversal of 13225606454 is 45460652231.

It is a super-3 number, since 3×132256064543 (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255392 + ... + 302780.

It is an arithmetic number, because the mean of its divisors is an integer number (1266734700).

Almost surely, 213225606454 is an apocalyptic number.

13225606454 is a deficient number, since it is larger than the sum of its proper divisors (7042148746).

13225606454 is a wasteful number, since it uses less digits than its factorization.

13225606454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50407.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 13225606454 in words is "thirteen billion, two hundred twenty-five million, six hundred six thousand, four hundred fifty-four".

Divisors: 1 2 47 94 2969 5938 47389 94778 139543 279086 2227283 4454566 140697941 281395882 6612803227 13225606454