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68260375 = 533714759
BaseRepresentation
bin1000001000110…
…01001000010111
311202102222122001
410010121020113
5114433313000
610435020131
71456126561
oct404311027
9152388561
1068260375
1135593037
121aa3a647
13111aca71
1490cc331
155ed546a
hex4119217

68260375 has 16 divisors (see below), whose sum is σ = 87497280. Its totient is φ = 53128800.

The previous prime is 68260373. The next prime is 68260411. The reversal of 68260375 is 57306286.

It is not a de Polignac number, because 68260375 - 21 = 68260373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68260373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2755 + ... + 12004.

It is an arithmetic number, because the mean of its divisors is an integer number (5468580).

Almost surely, 268260375 is an apocalyptic number.

68260375 is a deficient number, since it is larger than the sum of its proper divisors (19236905).

68260375 is a wasteful number, since it uses less digits than its factorization.

68260375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14811 (or 14801 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 68260375 is about 8261.9837206327. The cubic root of 68260375 is about 408.6858079233.

It can be divided in two parts, 68260 and 375, that added together give a triangular number (68635 = T370).

The spelling of 68260375 in words is "sixty-eight million, two hundred sixty thousand, three hundred seventy-five".

Divisors: 1 5 25 37 125 185 925 4625 14759 73795 368975 546083 1844875 2730415 13652075 68260375