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68058135 = 3252336491
BaseRepresentation
bin1000000111001…
…11110000010111
311202001201012200
410003213300113
5114410330020
610430415543
71454325135
oct403476027
9152051180
1068058135
11354650a2
121a9615b3
131113b9b2
149078755
155e95590
hex40e7c17

68058135 has 24 divisors (see below), whose sum is σ = 118491984. Its totient is φ = 36136320.

The previous prime is 68058101. The next prime is 68058139. The reversal of 68058135 is 53185086.

It is not a de Polignac number, because 68058135 - 27 = 68058007 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 68058135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68058139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7240 + ... + 13730.

It is an arithmetic number, because the mean of its divisors is an integer number (4937166).

Almost surely, 268058135 is an apocalyptic number.

68058135 is a deficient number, since it is larger than the sum of its proper divisors (50433849).

68058135 is a wasteful number, since it uses less digits than its factorization.

68058135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6735 (or 6732 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 68058135 is about 8249.7354503038. The cubic root of 68058135 is about 408.2817942263.

The spelling of 68058135 in words is "sixty-eight million, fifty-eight thousand, one hundred thirty-five".

Divisors: 1 3 5 9 15 45 233 699 1165 2097 3495 6491 10485 19473 32455 58419 97365 292095 1512403 4537209 7562015 13611627 22686045 68058135