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716875920 = 24345110629
BaseRepresentation
bin101010101110101…
…010100010010000
31211221221001220000
4222232222202100
52432010012140
6155045050000
723523226155
oct5256524220
91757831800
10716875920
11338726542
121800b6900
13b569a847
146b2cc22c
1542e07a30
hex2abaa890

716875920 has 100 divisors (see below), whose sum is σ = 2489838780. Its totient is φ = 191165184.

The previous prime is 716875849. The next prime is 716875931. The reversal of 716875920 is 29578617.

It can be written as a sum of positive squares in 2 ways, for example, as 164249856 + 552626064 = 12816^2 + 23508^2 .

It is a super-2 number, since 2×7168759202 = 1027822169351692800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 48835 + ... + 61794.

Almost surely, 2716875920 is an apocalyptic number.

It is an amenable number.

716875920 is an abundant number, since it is smaller than the sum of its proper divisors (1772962860).

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

716875920 is a wasteful number, since it uses less digits than its factorization.

716875920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110654 (or 110639 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The square root of 716875920 is about 26774.5386514875. The cubic root of 716875920 is about 894.9827488534.

The spelling of 716875920 in words is "seven hundred sixteen million, eight hundred seventy-five thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 120 135 144 162 180 216 240 270 324 360 405 432 540 648 720 810 1080 1296 1620 2160 3240 6480 110629 221258 331887 442516 553145 663774 885032 995661 1106290 1327548 1659435 1770064 1991322 2212580 2655096 2986983 3318870 3982644 4425160 4978305 5310192 5973966 6637740 7965288 8850320 8960949 9956610 11947932 13275480 14934915 15930576 17921898 19913220 23895864 26550960 29869830 35843796 39826440 44804745 47791728 59739660 71687592 79652880 89609490 119479320 143375184 179218980 238958640 358437960 716875920