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93872972233 = 8921126918583
BaseRepresentation
bin101011101101101000…
…0111110000111001001
322222022011120002020101
41113123100332013021
53014222440102413
6111042531325401
76532155045535
oct1273320760711
9288264502211
1093872972233
11368a1933497
1216239a50861
138b10329021
144787426bc5
1526963adedd
hex15db43e1c9

93872972233 has 16 divisors (see below), whose sum is σ = 95737334400. Its totient is φ = 92029956480.

The previous prime is 93872972203. The next prime is 93872972257. The reversal of 93872972233 is 33227927839.

It is a cyclic number.

It is not a de Polignac number, because 93872972233 - 221 = 93870875081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93872972203) 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, 5042260 + ... + 5060842.

It is an arithmetic number, because the mean of its divisors is an integer number (5983583400).

Almost surely, 293872972233 is an apocalyptic number.

It is an amenable number.

93872972233 is a deficient number, since it is larger than the sum of its proper divisors (1864362167).

93872972233 is a wasteful number, since it uses less digits than its factorization.

93872972233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19152.

The product of its digits is 6858432, while the sum is 55.

The spelling of 93872972233 in words is "ninety-three billion, eight hundred seventy-two million, nine hundred seventy-two thousand, two hundred thirty-three".

Divisors: 1 89 211 269 18583 18779 23941 56759 1653887 3921013 4998827 5051551 348970157 444895603 1054752497 93872972233