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68602150 = 2521372043
BaseRepresentation
bin1000001011011…
…00100100100110
311210002100110101
410011230210212
5120030232100
610450214314
71462052161
oct405544446
9153070411
1068602150
11357a68a1
121ab8439a
131129c4b6
14917aad8
15605186a
hex416c926

68602150 has 12 divisors (see below), whose sum is σ = 127600092. Its totient is φ = 27440840.

The previous prime is 68602147. The next prime is 68602151. The reversal of 68602150 is 5120686.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68602151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 685972 + ... + 686071.

It is an arithmetic number, because the mean of its divisors is an integer number (10633341).

Almost surely, 268602150 is an apocalyptic number.

68602150 is a deficient number, since it is larger than the sum of its proper divisors (58997942).

68602150 is a wasteful number, since it uses less digits than its factorization.

68602150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372055 (or 1372050 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 68602150 is about 8282.6414868688. The cubic root of 68602150 is about 409.3667599297.

The spelling of 68602150 in words is "sixty-eight million, six hundred two thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 1372043 2744086 6860215 13720430 34301075 68602150