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68754364 = 2272455513
BaseRepresentation
bin1000001100100…
…01101110111100
311210101002020221
410012101232330
5120100114424
610453351124
71463255020
oct406215674
9153332227
1068754364
11358a0198
121b0384a4
1311323873
1491ba380
1560819e4
hex4191bbc

68754364 has 12 divisors (see below), whose sum is σ = 137508784. Its totient is φ = 29466144.

The previous prime is 68754349. The next prime is 68754431. The reversal of 68754364 is 46345786.

68754364 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 68754364.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1227729 + ... + 1227784.

Almost surely, 268754364 is an apocalyptic number.

It is an amenable number.

68754364 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

68754364 is a wasteful number, since it uses less digits than its factorization.

68754364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2455524 (or 2455522 counting only the distinct ones).

The product of its digits is 483840, while the sum is 43.

The square root of 68754364 is about 8291.8251308141. The cubic root of 68754364 is about 409.6693030394.

The spelling of 68754364 in words is "sixty-eight million, seven hundred fifty-four thousand, three hundred sixty-four".

Divisors: 1 2 4 7 14 28 2455513 4911026 9822052 17188591 34377182 68754364