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117248860 = 2255862443
BaseRepresentation
bin1101111110100…
…01001101011100
322011121212012101
412333101031130
5220003430420
615345014444
72622412261
oct677211534
9264555171
10117248860
1160202893
1233324424
131b3a2931
1411801268
15a46060a
hex6fd135c

117248860 has 12 divisors (see below), whose sum is σ = 246222648. Its totient is φ = 46899536.

The previous prime is 117248849. The next prime is 117248869. The reversal of 117248860 is 68842711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117248869) 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, 2931202 + ... + 2931241.

It is an arithmetic number, because the mean of its divisors is an integer number (20518554).

Almost surely, 2117248860 is an apocalyptic number.

117248860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117248860 is an abundant number, since it is smaller than the sum of its proper divisors (128973788).

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

117248860 is a wasteful number, since it uses less digits than its factorization.

117248860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5862452 (or 5862450 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 117248860 is about 10828.1512734169. The cubic root of 117248860 is about 489.4438504757.

The spelling of 117248860 in words is "one hundred seventeen million, two hundred forty-eight thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 5862443 11724886 23449772 29312215 58624430 117248860