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68914942 = 2372633541
BaseRepresentation
bin1000001101110…
…00111011111110
311210200020112021
410012320323332
5120120234232
610501030354
71464524125
oct406707376
9153606467
1068914942
113599a8a8
121b0b53ba
131137b995
14921cabc
1560b4397
hex41b8efe

68914942 has 16 divisors (see below), whose sum is σ = 106600032. Its totient is φ = 33389280.

The previous prime is 68914907. The next prime is 68914987. The reversal of 68914942 is 24941986.

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, 17692 + ... + 21232.

It is an arithmetic number, because the mean of its divisors is an integer number (6662502).

Almost surely, 268914942 is an apocalyptic number.

68914942 is a deficient number, since it is larger than the sum of its proper divisors (37685090).

68914942 is a wasteful number, since it uses less digits than its factorization.

68914942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3843.

The product of its digits is 124416, while the sum is 43.

The square root of 68914942 is about 8301.5023941453. The cubic root of 68914942 is about 409.9879869572.

The spelling of 68914942 in words is "sixty-eight million, nine hundred fourteen thousand, nine hundred forty-two".

Divisors: 1 2 37 74 263 526 3541 7082 9731 19462 131017 262034 931283 1862566 34457471 68914942