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82656492 = 22341433907
BaseRepresentation
bin1001110110100…
…11110011101100
312202112101101120
410323103303230
5132130001432
612111340540
72022366012
oct473236354
9182471346
1082656492
1142726056
1223821750
1314180589
14ad988b2
1573cac2c
hex4ed3cec

82656492 has 48 divisors (see below), whose sum is σ = 202215552. Its totient is φ = 26248320.

The previous prime is 82656487. The next prime is 82656527. The reversal of 82656492 is 29465628.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19203 + ... + 23109.

It is an arithmetic number, because the mean of its divisors is an integer number (4212824).

Almost surely, 282656492 is an apocalyptic number.

82656492 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

82656492 is an abundant number, since it is smaller than the sum of its proper divisors (119559060).

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

82656492 is a wasteful number, since it uses less digits than its factorization.

82656492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3998 (or 3996 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 82656492 is about 9091.5615820386. The cubic root of 82656492 is about 435.6044655131.

The spelling of 82656492 in words is "eighty-two million, six hundred fifty-six thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 12 41 43 82 86 123 129 164 172 246 258 492 516 1763 3526 3907 5289 7052 7814 10578 11721 15628 21156 23442 46884 160187 168001 320374 336002 480561 504003 640748 672004 961122 1008006 1922244 2016012 6888041 13776082 20664123 27552164 41328246 82656492