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68562377120 = 2551367313471
BaseRepresentation
bin111111110110101000…
…101101100110100000
320112222020012122000202
4333312220231212200
52110403432031440
651255213404332
74645016406206
oct776650554640
9215866178022
1068562377120
1127093746796
12113554996a8
136608655323
143465b0d076
151bb42d8615
hexff6a2d9a0

68562377120 has 48 divisors (see below), whose sum is σ = 162097625088. Its totient is φ = 27404801280.

The previous prime is 68562377113. The next prime is 68562377161. The reversal of 68562377120 is 2177326586.

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, 61985 + ... + 375455.

It is an arithmetic number, because the mean of its divisors is an integer number (3377033856).

Almost surely, 268562377120 is an apocalyptic number.

It is an amenable number.

68562377120 is an abundant number, since it is smaller than the sum of its proper divisors (93535247968).

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

68562377120 is a wasteful number, since it uses less digits than its factorization.

68562377120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314853 (or 314845 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 68562377120 in words is "sixty-eight billion, five hundred sixty-two million, three hundred seventy-seven thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 1367 2734 5468 6835 10936 13670 21872 27340 43744 54680 109360 218720 313471 626942 1253884 1567355 2507768 3134710 5015536 6269420 10031072 12538840 25077680 50155360 428514857 857029714 1714059428 2142574285 3428118856 4285148570 6856237712 8570297140 13712475424 17140594280 34281188560 68562377120