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82315098 = 23222320507
BaseRepresentation
bin1001110100000…
…00011101011010
312201220001002100
410322000131122
5132033040343
612100144230
72016444465
oct472003532
9181801070
1082315098
1142512608
1223698076
1314091078
14ad0a2dc
15735e9d3
hex4e8075a

82315098 has 24 divisors (see below), whose sum is σ = 179157888. Its totient is φ = 27313992.

The previous prime is 82315069. The next prime is 82315099. The reversal of 82315098 is 89051328.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (82315099) 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, 6240 + ... + 14267.

It is an arithmetic number, because the mean of its divisors is an integer number (7464912).

Almost surely, 282315098 is an apocalyptic number.

82315098 is an abundant number, since it is smaller than the sum of its proper divisors (96842790).

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

82315098 is a wasteful number, since it uses less digits than its factorization.

82315098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20738 (or 20735 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 82315098 is about 9072.7668326702. The cubic root of 82315098 is about 435.0039159378.

The spelling of 82315098 in words is "eighty-two million, three hundred fifteen thousand, ninety-eight".

Divisors: 1 2 3 6 9 18 223 446 669 1338 2007 4014 20507 41014 61521 123042 184563 369126 4573061 9146122 13719183 27438366 41157549 82315098