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68202611364 = 2238963860123
BaseRepresentation
bin111111100001001100…
…010100001010100100
320112001011020122012010
4333201030110022210
52104134332030424
651155402354220
74633060426356
oct774114241244
9215034218163
1068202611364
1126a19661418
1211274abb970
13657bc60094
14343001d0d6
151b92921229
hexfe13142a4

68202611364 has 24 divisors (see below), whose sum is σ = 160927512480. Its totient is φ = 22478762944.

The previous prime is 68202611339. The next prime is 68202611371. The reversal of 68202611364 is 46311620286.

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, 31928994 + ... + 31931129.

It is an arithmetic number, because the mean of its divisors is an integer number (6705313020).

Almost surely, 268202611364 is an apocalyptic number.

It is an amenable number.

68202611364 is an abundant number, since it is smaller than the sum of its proper divisors (92724901116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68202611364 is a wasteful number, since it uses less digits than its factorization.

68202611364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63860219 (or 63860217 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 68202611364 in words is "sixty-eight billion, two hundred two million, six hundred eleven thousand, three hundred sixty-four".

Divisors: 1 2 3 4 6 12 89 178 267 356 534 1068 63860123 127720246 191580369 255440492 383160738 766321476 5683550947 11367101894 17050652841 22734203788 34101305682 68202611364