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82708108 = 2272953861
BaseRepresentation
bin1001110111000…
…00011010001100
312202122000012021
410323200122030
5132133124413
612112415524
72023002340
oct473403214
9182560167
1082708108
114276090a
12238475a4
131419ac12
14adad620
1573db18d
hex4ee068c

82708108 has 12 divisors (see below), whose sum is σ = 165416272. Its totient is φ = 35446320.

The previous prime is 82708103. The next prime is 82708163. The reversal of 82708108 is 80180728.

82708108 is an admirable number.

It is a super-2 number, since 2×827081082 = 13681262257879328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82708103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1476903 + ... + 1476958.

Almost surely, 282708108 is an apocalyptic number.

It is an amenable number.

82708108 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

82708108 is a wasteful number, since it uses less digits than its factorization.

82708108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2953872 (or 2953870 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 34.

The square root of 82708108 is about 9094.3998152709. The cubic root of 82708108 is about 435.6951197415.

The spelling of 82708108 in words is "eighty-two million, seven hundred eight thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 2953861 5907722 11815444 20677027 41354054 82708108