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117653952 = 2631347137
BaseRepresentation
bin1110000001101…
…00000111000000
322012101102212210
413000310013000
5220104411302
615401422120
72626020303
oct700640700
9265342783
10117653952
116045a179
123349a940
131b4b5130
14118a8b3a
15a4e066c
hex70341c0

117653952 has 56 divisors (see below), whose sum is σ = 335245456. Its totient is φ = 36200448.

The previous prime is 117653941. The next prime is 117653971. The reversal of 117653952 is 259356711.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 117653952.

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, 21073 + ... + 26064.

It is an arithmetic number, because the mean of its divisors is an integer number (5986526).

Almost surely, 2117653952 is an apocalyptic number.

117653952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

117653952 is an abundant number, since it is smaller than the sum of its proper divisors (217591504).

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

117653952 is a wasteful number, since it uses less digits than its factorization.

117653952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47165 (or 47155 counting only the distinct ones).

The product of its digits is 56700, while the sum is 39.

The square root of 117653952 is about 10846.8406460130. The cubic root of 117653952 is about 490.0068748168.

The spelling of 117653952 in words is "one hundred seventeen million, six hundred fifty-three thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 156 192 208 312 416 624 832 1248 2496 47137 94274 141411 188548 282822 377096 565644 612781 754192 1131288 1225562 1508384 1838343 2262576 2451124 3016768 3676686 4525152 4902248 7353372 9050304 9804496 14706744 19608992 29413488 39217984 58826976 117653952