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83164968 = 2334128341
BaseRepresentation
bin1001111010011…
…11111100101000
312210111012220000
410331033330220
5132242234333
612130303000
72026614315
oct475177450
9183435800
1083164968
1142a43087
1223a27a60
13142cab53
14b08bd0c
15747b713
hex4f4ff28

83164968 has 40 divisors (see below), whose sum is σ = 232940730. Its totient is φ = 27721440.

The previous prime is 83164931. The next prime is 83164979. The reversal of 83164968 is 86946138.

It can be written as a sum of positive squares in only one way, i.e., 54199044 + 28965924 = 7362^2 + 5382^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 63523 + ... + 64818.

Almost surely, 283164968 is an apocalyptic number.

It is an amenable number.

83164968 is an abundant number, since it is smaller than the sum of its proper divisors (149775762).

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

83164968 is a wasteful number, since it uses less digits than its factorization.

83164968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128359 (or 128346 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 83164968 is about 9119.4828800760. The cubic root of 83164968 is about 436.4958727069.

The spelling of 83164968 in words is "eighty-three million, one hundred sixty-four thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 324 648 128341 256682 385023 513364 770046 1026728 1155069 1540092 2310138 3080184 3465207 4620276 6930414 9240552 10395621 13860828 20791242 27721656 41582484 83164968