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213272984607 = 3317929028581
BaseRepresentation
bin1100011010100000001…
…1110111110000011111
3202101111100202011102220
43012220003313300133
511443240341001412
6241550512120423
721260050313064
oct3065003676037
9671440664386
10213272984607
11824a3048a71
1235400836113
131715b120317
14a472bcac6b
15583384a68c
hex31a80f7c1f

213272984607 has 16 divisors (see below), whose sum is σ = 297252679680. Its totient is φ = 135853754400.

The previous prime is 213272984599. The next prime is 213272984623. The reversal of 213272984607 is 706489272312.

It is not a de Polignac number, because 213272984607 - 23 = 213272984599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213272984607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213272984627) 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, 14506944 + ... + 14521637.

It is an arithmetic number, because the mean of its divisors is an integer number (18578292480).

Almost surely, 2213272984607 is an apocalyptic number.

213272984607 is a deficient number, since it is larger than the sum of its proper divisors (83979695073).

213272984607 is a wasteful number, since it uses less digits than its factorization.

213272984607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29028694.

The product of its (nonzero) digits is 2032128, while the sum is 51.

The spelling of 213272984607 in words is "two hundred thirteen billion, two hundred seventy-two million, nine hundred eighty-four thousand, six hundred seven".

Divisors: 1 3 31 79 93 237 2449 7347 29028581 87085743 899886011 2293257899 2699658033 6879773697 71090994869 213272984607