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68755914 = 2323819773
BaseRepresentation
bin1000001100100…
…10000111001010
311210101011101100
410012102013022
5120100142124
610453402230
71463262363
oct406220712
9153334340
1068755914
11358a1377
121b039376
1311324496
1491bab6a
1560821c9
hex41921ca

68755914 has 12 divisors (see below), whose sum is σ = 148971186. Its totient is φ = 22918632.

The previous prime is 68755891. The next prime is 68755937. The reversal of 68755914 is 41955786.

68755914 is a `hidden beast` number, since 6 + 87 + 559 + 14 = 666.

It is an interprime number because it is at equal distance from previous prime (68755891) and next prime (68755937).

It can be written as a sum of positive squares in only one way, i.e., 53802225 + 14953689 = 7335^2 + 3867^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 68755914.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1909869 + ... + 1909904.

Almost surely, 268755914 is an apocalyptic number.

68755914 is an abundant number, since it is smaller than the sum of its proper divisors (80215272).

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

68755914 is a wasteful number, since it uses less digits than its factorization.

68755914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3819781 (or 3819778 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 68755914 is about 8291.9185958378. The cubic root of 68755914 is about 409.6723815477.

The spelling of 68755914 in words is "sixty-eight million, seven hundred fifty-five thousand, nine hundred fourteen".

Divisors: 1 2 3 6 9 18 3819773 7639546 11459319 22918638 34377957 68755914