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70962791140 = 2254790783233
BaseRepresentation
bin100001000010110110…
…1100100001011100100
320210011112000022000201
41002011231210023210
52130312433304030
652333322520244
75061344525623
oct1020555441344
9223145008021
1070962791140
112810571132a
1211905366084
1368cba57557
1436128396ba
151ca4de22ca
hex1085b642e4

70962791140 has 48 divisors (see below), whose sum is σ = 152362167552. Its totient is φ = 27750214656.

The previous prime is 70962791087. The next prime is 70962791143. The reversal of 70962791140 is 4119726907.

It is not an unprimeable number, because it can be changed into a prime (70962791143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 810964 + ... + 894196.

It is an arithmetic number, because the mean of its divisors is an integer number (3174211824).

Almost surely, 270962791140 is an apocalyptic number.

It is an amenable number.

70962791140 is an abundant number, since it is smaller than the sum of its proper divisors (81399376412).

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

70962791140 is a wasteful number, since it uses less digits than its factorization.

70962791140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84196 (or 84194 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 46.

The spelling of 70962791140 in words is "seventy billion, nine hundred sixty-two million, seven hundred ninety-one thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 47 94 188 235 470 907 940 1814 3628 4535 9070 18140 42629 83233 85258 166466 170516 213145 332932 416165 426290 832330 852580 1664660 3911951 7823902 15647804 19559755 39119510 75492331 78239020 150984662 301969324 377461655 754923310 1509846620 3548139557 7096279114 14192558228 17740697785 35481395570 70962791140