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9712055379 = 31331431271471
BaseRepresentation
bin10010000101110001…
…00011010001010011
3221001211221112100210
421002320203101103
5124342241233004
64243415015203
7462450052155
oct110270432123
927054845323
109712055379
114134224a54
121a7066a503
13bba150940
14681c0aad5
153bc981089
hex242e23453

9712055379 has 64 divisors (see below), whose sum is σ = 14856224768. Its totient is φ = 5601052800.

The previous prime is 9712055357. The next prime is 9712055389. The reversal of 9712055379 is 9735502179.

It is not a de Polignac number, because 9712055379 - 215 = 9712022611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9712055329) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6601614 + ... + 6603084.

It is an arithmetic number, because the mean of its divisors is an integer number (232128512).

Almost surely, 29712055379 is an apocalyptic number.

9712055379 is a deficient number, since it is larger than the sum of its proper divisors (5144169389).

9712055379 is a wasteful number, since it uses less digits than its factorization.

9712055379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688.

The product of its (nonzero) digits is 595350, while the sum is 48.

The square root of 9712055379 is about 98549.7609281727. The cubic root of 9712055379 is about 2133.5543803966.

The spelling of 9712055379 in words is "nine billion, seven hundred twelve million, fifty-five thousand, three hundred seventy-nine".

Divisors: 1 3 13 31 39 43 93 127 129 381 403 559 1209 1333 1471 1651 1677 3937 3999 4413 4953 5461 11811 16383 17329 19123 45601 51181 51987 57369 63253 70993 136803 153543 169291 186817 189759 212979 507873 560451 592813 822289 1778439 1960843 2200783 2428621 2466867 5791327 5882529 6602349 7285863 8033131 17373981 24099393 25490959 75287251 76472877 104430703 225861753 249027061 313292109 747081183 3237351793 9712055379