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88012864434 = 23116019912239
BaseRepresentation
bin101000111110111111…
…0011011101110110010
322102011202201202120210
41101331332123232302
52420222243130214
6104233233044550
76234020001255
oct1217576335662
9272152652523
1088012864434
1134364a707a0
12150833b6756
1383b8230511
14438d03109c
152451baab59
hex147df9bbb2

88012864434 has 64 divisors (see below), whose sum is σ = 192627671040. Its totient is φ = 26587440000.

The previous prime is 88012864427. The next prime is 88012864441. The reversal of 88012864434 is 43446821088.

It is an interprime number because it is at equal distance from previous prime (88012864427) and next prime (88012864441).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39307887 + ... + 39310125.

It is an arithmetic number, because the mean of its divisors is an integer number (3009807360).

Almost surely, 288012864434 is an apocalyptic number.

88012864434 is an abundant number, since it is smaller than the sum of its proper divisors (104614806606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88012864434 is a wasteful number, since it uses less digits than its factorization.

88012864434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3847.

The product of its (nonzero) digits is 1179648, while the sum is 48.

The spelling of 88012864434 in words is "eighty-eight billion, twelve million, eight hundred sixty-four thousand, four hundred thirty-four".

Divisors: 1 2 3 6 11 22 33 66 601 991 1202 1803 1982 2239 2973 3606 4478 5946 6611 6717 10901 13222 13434 19833 21802 24629 32703 39666 49258 65406 73887 147774 595591 1191182 1345639 1786773 2218849 2691278 3573546 4036917 4437698 6551501 6656547 8073834 13103002 13313094 14802029 19654503 24407339 29604058 39309006 44406087 48814678 73222017 88812174 146444034 1333528249 2667056498 4000584747 8001169494 14668810739 29337621478 44006432217 88012864434