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117900 = 223252131
BaseRepresentation
bin11100110010001100
312222201200
4130302030
512233100
62305500
71000506
oct346214
9188650
10117900
1180642
1258290
1341883
1430d76
1524e00
hex1cc8c

117900 has 54 divisors (see below), whose sum is σ = 372372. Its totient is φ = 31200.

The previous prime is 117899. The next prime is 117911. The reversal of 117900 is 9711.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 835 + ... + 965.

2117900 is an apocalyptic number.

117900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186186).

117900 is an abundant number, since it is smaller than the sum of its proper divisors (254472).

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

117900 is a wasteful number, since it uses less digits than its factorization.

117900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 63, while the sum is 18.

The square root of 117900 is about 343.3656942678. The cubic root of 117900 is about 49.0348218397.

The spelling of 117900 in words is "one hundred seventeen thousand, nine hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 131 150 180 225 262 300 393 450 524 655 786 900 1179 1310 1572 1965 2358 2620 3275 3930 4716 5895 6550 7860 9825 11790 13100 19650 23580 29475 39300 58950 117900