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117264045 = 3517795821
BaseRepresentation
bin1101111110101…
…00111010101101
322011122122000210
412333110322231
5220004422140
615345213033
72622504453
oct677247255
9264578023
10117264045
1160213238
1233331179
131b3a9812
14118069d3
15a464d80
hex6fd4ead

117264045 has 32 divisors (see below), whose sum is σ = 201208320. Its totient is φ = 58106880.

The previous prime is 117264031. The next prime is 117264047. The reversal of 117264045 is 540462711.

It is not a de Polignac number, because 117264045 - 215 = 117231277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117264047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17235 + ... + 23055.

It is an arithmetic number, because the mean of its divisors is an integer number (6287760).

Almost surely, 2117264045 is an apocalyptic number.

117264045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117264045 is a deficient number, since it is larger than the sum of its proper divisors (83944275).

117264045 is a wasteful number, since it uses less digits than its factorization.

117264045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5925.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 117264045 is about 10828.8524322755. The cubic root of 117264045 is about 489.4649789940.

The spelling of 117264045 in words is "one hundred seventeen million, two hundred sixty-four thousand, forty-five".

Divisors: 1 3 5 15 17 51 79 85 237 255 395 1185 1343 4029 5821 6715 17463 20145 29105 87315 98957 296871 459859 494785 1379577 1484355 2299295 6897885 7817603 23452809 39088015 117264045