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92712880213 = 243293810797
BaseRepresentation
bin101011001011000011…
…1100100100001010101
322212022022122022011021
41112112013210201111
53004333444131323
6110331450441141
76461340323212
oct1262607444125
9285268568137
1092712880213
1136357005158
1215b754331b1
138986b98545
1446b7324b09
15262960805d
hex15961e4855

92712880213 has 4 divisors (see below), whose sum is σ = 92716715340. Its totient is φ = 92709045088.

The previous prime is 92712880157. The next prime is 92712880219. The reversal of 92712880213 is 31208821729.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 82264565124 + 10448315089 = 286818^2 + 102217^2 .

It is a cyclic number.

It is not a de Polignac number, because 92712880213 - 229 = 92176009301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 92712880213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92712880219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1881070 + ... + 1929727.

It is an arithmetic number, because the mean of its divisors is an integer number (23179178835).

Almost surely, 292712880213 is an apocalyptic number.

It is an amenable number.

92712880213 is a deficient number, since it is larger than the sum of its proper divisors (3835127).

92712880213 is a wasteful number, since it uses less digits than its factorization.

92712880213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3835126.

The product of its (nonzero) digits is 96768, while the sum is 43.

The spelling of 92712880213 in words is "ninety-two billion, seven hundred twelve million, eight hundred eighty thousand, two hundred thirteen".

Divisors: 1 24329 3810797 92712880213