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68354950 = 2524331793
BaseRepresentation
bin1000001001100…
…00001110000110
311202121210100211
410010300032012
5114444324300
610441030034
71460002366
oct404601606
9152553324
1068354950
11356480a4
121aa8531a
1311213b21
1491149a6
1560034ba
hex4130386

68354950 has 24 divisors (see below), whose sum is σ = 130101048. Its totient is φ = 26705280.

The previous prime is 68354939. The next prime is 68354983. The reversal of 68354950 is 5945386.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13747 + ... + 18046.

It is an arithmetic number, because the mean of its divisors is an integer number (5420877).

Almost surely, 268354950 is an apocalyptic number.

68354950 is a deficient number, since it is larger than the sum of its proper divisors (61746098).

68354950 is a wasteful number, since it uses less digits than its factorization.

68354950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31848 (or 31843 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 68354950 is about 8267.7052438993. The cubic root of 68354950 is about 408.8744660501.

The spelling of 68354950 in words is "sixty-eight million, three hundred fifty-four thousand, nine hundred fifty".

Divisors: 1 2 5 10 25 43 50 86 215 430 1075 2150 31793 63586 158965 317930 794825 1367099 1589650 2734198 6835495 13670990 34177475 68354950