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68827225 = 5227110159
BaseRepresentation
bin1000001101000…
…11100001011001
311210111210012111
410012203201121
5120104432400
610455112321
71464010315
oct406434131
9153453174
1068827225
113593aa05
121b0726a1
131134aa8c
1491d8b45
1560983ba
hex41a3859

68827225 has 12 divisors (see below), whose sum is σ = 85669120. Its totient is φ = 54853200.

The previous prime is 68827211. The next prime is 68827243. The reversal of 68827225 is 52272886.

It is not a de Polignac number, because 68827225 - 25 = 68827193 is a prime.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1696 + ... + 11854.

Almost surely, 268827225 is an apocalyptic number.

It is an amenable number.

68827225 is a deficient number, since it is larger than the sum of its proper divisors (16841895).

68827225 is a wasteful number, since it uses less digits than its factorization.

68827225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10440 (or 10435 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The square root of 68827225 is about 8296.2175116133. The cubic root of 68827225 is about 409.8139647774.

The spelling of 68827225 in words is "sixty-eight million, eight hundred twenty-seven thousand, two hundred twenty-five".

Divisors: 1 5 25 271 1355 6775 10159 50795 253975 2753089 13765445 68827225