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117995061 = 3122932003
BaseRepresentation
bin1110000100001…
…11011000110101
322020000202210110
413002013120311
5220201320221
615413013233
72631640632
oct702073065
9266022713
10117995061
1160672488
1233624219
131b5a4482
1411957189
15a55b776
hex7087635

117995061 has 8 divisors (see below), whose sum is σ = 157459680. Its totient is φ = 78596912.

The previous prime is 117995047. The next prime is 117995063. The reversal of 117995061 is 160599711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-117995061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117995063) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12315 + ... + 19688.

It is an arithmetic number, because the mean of its divisors is an integer number (19682460).

Almost surely, 2117995061 is an apocalyptic number.

It is an amenable number.

117995061 is a deficient number, since it is larger than the sum of its proper divisors (39464619).

117995061 is a wasteful number, since it uses less digits than its factorization.

117995061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33235.

The product of its (nonzero) digits is 17010, while the sum is 39.

The square root of 117995061 is about 10862.5531529194. The cubic root of 117995061 is about 490.4799697960.

The spelling of 117995061 in words is "one hundred seventeen million, nine hundred ninety-five thousand, sixty-one".

Divisors: 1 3 1229 3687 32003 96009 39331687 117995061