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116117660 = 2257181773
BaseRepresentation
bin1101110101111…
…01000010011100
322002111101111002
412322331002130
5214211231120
615304445432
72606661311
oct672750234
9262441432
10116117660
115a5aaa0a
1232a79878
131b097a99
14115c8d08
15a2da375
hex6ebd09c

116117660 has 24 divisors (see below), whose sum is σ = 247284576. Its totient is φ = 45792320.

The previous prime is 116117657. The next prime is 116117689. The reversal of 116117660 is 66711611.

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, 39467 + ... + 42306.

It is an arithmetic number, because the mean of its divisors is an integer number (10303524).

Almost surely, 2116117660 is an apocalyptic number.

116117660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116117660 is an abundant number, since it is smaller than the sum of its proper divisors (131166916).

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

116117660 is a wasteful number, since it uses less digits than its factorization.

116117660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81853 (or 81851 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 116117660 is about 10775.7904582448. The cubic root of 116117660 is about 487.8647334044.

The spelling of 116117660 in words is "one hundred sixteen million, one hundred seventeen thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 71 142 284 355 710 1420 81773 163546 327092 408865 817730 1635460 5805883 11611766 23223532 29029415 58058830 116117660