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82917015048 = 23327164517887
BaseRepresentation
bin100110100111000111…
…1010011111000001000
321221000121222210101100
41031032033103320020
52324303223440143
6102031435221400
75663521666440
oct1151617237010
9257017883340
1082917015048
113218a54771a
12140a08a7860
137a8558241a
14402833d120
15225461e6d3
hex134e3d3e08

82917015048 has 48 divisors (see below), whose sum is σ = 256647905280. Its totient is φ = 23690575584.

The previous prime is 82917015047. The next prime is 82917015067. The reversal of 82917015048 is 84051071928.

It is a junction number, because it is equal to n+sod(n) for n = 82917014994 and 82917015012.

It is not an unprimeable number, because it can be changed into a prime (82917015047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82258440 + ... + 82259447.

It is an arithmetic number, because the mean of its divisors is an integer number (5346831360).

Almost surely, 282917015048 is an apocalyptic number.

It is an amenable number.

82917015048 is an abundant number, since it is smaller than the sum of its proper divisors (173730890232).

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

82917015048 is a wasteful number, since it uses less digits than its factorization.

82917015048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164517906 (or 164517899 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The spelling of 82917015048 in words is "eighty-two billion, nine hundred seventeen million, fifteen thousand, forty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 126 168 252 504 164517887 329035774 493553661 658071548 987107322 1151625209 1316143096 1480660983 1974214644 2303250418 2961321966 3454875627 3948429288 4606500836 5922643932 6909751254 9213001672 10364626881 11845287864 13819502508 20729253762 27639005016 41458507524 82917015048