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68925108 = 2237820537
BaseRepresentation
bin1000001101110…
…11011010110100
311210200202110210
410012323122310
5120121100413
610501145420
71464565560
oct406733264
9153622423
1068925108
11359a74aa
121b0bb270
13113834b5
1492226a0
1560b73c3
hex41bb6b4

68925108 has 24 divisors (see below), whose sum is σ = 183800512. Its totient is φ = 19692864.

The previous prime is 68925091. The next prime is 68925113. The reversal of 68925108 is 80152986.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410185 + ... + 410352.

Almost surely, 268925108 is an apocalyptic number.

It is an amenable number.

68925108 is an abundant number, since it is smaller than the sum of its proper divisors (114875404).

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

68925108 is a wasteful number, since it uses less digits than its factorization.

68925108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820551 (or 820549 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 68925108 is about 8302.1146703716. The cubic root of 68925108 is about 410.0081457830.

The spelling of 68925108 in words is "sixty-eight million, nine hundred twenty-five thousand, one hundred eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 820537 1641074 2461611 3282148 4923222 5743759 9846444 11487518 17231277 22975036 34462554 68925108