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93989623042 = 2753974992617
BaseRepresentation
bin101011110001000110…
…1111101010100000010
322222121022001120001201
41113202031331110002
53014442320414132
6111102255451414
76535102420420
oct1274215752402
9288538046051
1093989623042
1136951767a17
1216270b26b6a
138b2b54c683
144798b10110
1526a17522e7
hex15e237d502

93989623042 has 64 divisors (see below), whose sum is σ = 166253472000. Its totient is φ = 39020507136.

The previous prime is 93989623033. The next prime is 93989623043. The reversal of 93989623042 is 24032698939.

It is not an unprimeable number, because it can be changed into a prime (93989623043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35913718 + ... + 35916334.

It is an arithmetic number, because the mean of its divisors is an integer number (2597710500).

Almost surely, 293989623042 is an apocalyptic number.

93989623042 is a deficient number, since it is larger than the sum of its proper divisors (72263848958).

93989623042 is a wasteful number, since it uses less digits than its factorization.

93989623042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3275.

The product of its (nonzero) digits is 5038848, while the sum is 55.

The spelling of 93989623042 in words is "ninety-three billion, nine hundred eighty-nine million, six hundred twenty-three thousand, forty-two".

Divisors: 1 2 7 14 53 97 106 194 371 499 679 742 998 1358 2617 3493 5141 5234 6986 10282 18319 26447 35987 36638 48403 52894 71974 96806 138701 185129 253849 277402 338821 370258 507698 677642 970907 1305883 1776943 1941814 2565359 2611766 3553886 5130718 9141181 13453997 17957513 18282362 26907994 35915026 69211799 94177979 126670651 138423598 188355958 253341302 484482593 886694557 968965186 1773389114 6713544503 13427089006 46994811521 93989623042