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117148801 = 71110314771
BaseRepresentation
bin1101111101110…
…00110010000001
322011102202221111
412332320302001
5214442230201
615342523321
72621514460
oct676706201
9264382844
10117148801
11601446a0
1233296541
131b369223
14117b69d7
15a440b51
hex6fb8c81

117148801 has 16 divisors (see below), whose sum is σ = 147483648. Its totient is φ = 90392400.

The previous prime is 117148799. The next prime is 117148861. The reversal of 117148801 is 108841711.

It is not a de Polignac number, because 117148801 - 21 = 117148799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117148861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 546 + ... + 15316.

It is an arithmetic number, because the mean of its divisors is an integer number (9217728).

Almost surely, 2117148801 is an apocalyptic number.

117148801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

117148801 is a deficient number, since it is larger than the sum of its proper divisors (30334847).

117148801 is a wasteful number, since it uses less digits than its factorization.

117148801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14892.

The product of its (nonzero) digits is 1792, while the sum is 31.

The square root of 117148801 is about 10823.5299694693. The cubic root of 117148801 is about 489.3045820287.

The spelling of 117148801 in words is "one hundred seventeen million, one hundred forty-eight thousand, eight hundred one".

Divisors: 1 7 11 77 103 721 1133 7931 14771 103397 162481 1137367 1521413 10649891 16735543 117148801