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68314623270 = 2352277154109
BaseRepresentation
bin111111100111110111…
…100110110100100110
320112022222000102122020
4333213313212310212
52104402020421040
651214443244010
74635620500605
oct774767466446
9215288012566
1068314623270
1126a76907643
12112a6519606
13659921b10a
143440c59a3c
151b9c699cd0
hexfe7de6d26

68314623270 has 16 divisors (see below), whose sum is σ = 163955095920. Its totient is φ = 18217232864.

The previous prime is 68314623269. The next prime is 68314623287. The reversal of 68314623270 is 7232641386.

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, 1138577025 + ... + 1138577084.

It is an arithmetic number, because the mean of its divisors is an integer number (10247193495).

Almost surely, 268314623270 is an apocalyptic number.

68314623270 is an abundant number, since it is smaller than the sum of its proper divisors (95640472650).

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

68314623270 is a wasteful number, since it uses less digits than its factorization.

68314623270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2277154119.

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 68314623270 in words is "sixty-eight billion, three hundred fourteen million, six hundred twenty-three thousand, two hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 2277154109 4554308218 6831462327 11385770545 13662924654 22771541090 34157311635 68314623270