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86872244365 = 535279492487
BaseRepresentation
bin101000011100111111…
…1010100000010001101
322022020021110021000001
41100321333110002031
52410403243304430
6103524125404301
76163526615314
oct1207177240215
9268207407001
1086872244365
113392a131a85
1214a05409691
138265b299ba
1442c175b27b
1523d699e3ca
hex1439fd408d

86872244365 has 8 divisors (see below), whose sum is σ = 104249859840. Its totient is φ = 69495684432.

The previous prime is 86872244363. The next prime is 86872244383. The reversal of 86872244365 is 56344227868.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86872244365 - 21 = 86872244363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86872244363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69849 + ... + 422638.

It is an arithmetic number, because the mean of its divisors is an integer number (13031232480).

Almost surely, 286872244365 is an apocalyptic number.

It is an amenable number.

86872244365 is a deficient number, since it is larger than the sum of its proper divisors (17377615475).

86872244365 is a wasteful number, since it uses less digits than its factorization.

86872244365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527771.

The product of its digits is 15482880, while the sum is 55.

The spelling of 86872244365 in words is "eighty-six billion, eight hundred seventy-two million, two hundred forty-four thousand, three hundred sixty-five".

Divisors: 1 5 35279 176395 492487 2462435 17374448873 86872244365