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82488192 = 2731131901
BaseRepresentation
bin1001110101010…
…10101110000000
312202012211112020
410322222232000
5132104110232
612104001440
72021065233
oct472525600
9182184466
1082488192
1142620666
1223760280
1314121aa7
14ad5341a
157395e2c
hex4eaab80

82488192 has 64 divisors (see below), whose sum is σ = 221164560. Its totient is φ = 27238400.

The previous prime is 82488181. The next prime is 82488223. The reversal of 82488192 is 29188428.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42442 + ... + 44342.

Almost surely, 282488192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82488192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110582280).

82488192 is an abundant number, since it is smaller than the sum of its proper divisors (138676368).

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

82488192 is a wasteful number, since it uses less digits than its factorization.

82488192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031 (or 2019 counting only the distinct ones).

The product of its digits is 73728, while the sum is 42.

The square root of 82488192 is about 9082.3010300254. The cubic root of 82488192 is about 435.3086143985.

The spelling of 82488192 in words is "eighty-two million, four hundred eighty-eight thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 113 128 192 226 339 384 452 678 904 1356 1808 1901 2712 3616 3802 5424 5703 7232 7604 10848 11406 14464 15208 21696 22812 30416 43392 45624 60832 91248 121664 182496 214813 243328 364992 429626 644439 729984 859252 1288878 1718504 2577756 3437008 5155512 6874016 10311024 13748032 20622048 27496064 41244096 82488192