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117452510 = 2572239699
BaseRepresentation
bin1110000000000…
…10111011011110
322012000012112222
413000002323132
5220031440020
615353225342
72624221100
oct700027336
9265005488
10117452510
116033189a
1233402252
131b444536
1411855570
15a4a0b25
hex7002ede

117452510 has 24 divisors (see below), whose sum is σ = 245932200. Its totient is φ = 40269264.

The previous prime is 117452441. The next prime is 117452527. The reversal of 117452510 is 15254711.

It is a self number, because there is not a number n which added to its sum of digits gives 117452510.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119360 + ... + 120339.

It is an arithmetic number, because the mean of its divisors is an integer number (10247175).

Almost surely, 2117452510 is an apocalyptic number.

117452510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117452510 is an abundant number, since it is smaller than the sum of its proper divisors (128479690).

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

117452510 is a wasteful number, since it uses less digits than its factorization.

117452510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239720 (or 239713 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 117452510 is about 10837.5509226024. The cubic root of 117452510 is about 489.7270588782.

It can be divided in two parts, 11 and 7452510, that multiplied together give a triangular number (81977610 = T12804).

The spelling of 117452510 in words is "one hundred seventeen million, four hundred fifty-two thousand, five hundred ten".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 239699 479398 1198495 1677893 2396990 3355786 8389465 11745251 16778930 23490502 58726255 117452510