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117407 = 1131039
BaseRepresentation
bin11100101010011111
312222001102
4130222133
512224112
62303315
7666203
oct345237
9188042
10117407
1180234
1257b3b
1341594
1430b03
1524bc2
hex1ca9f

117407 has 4 divisors (see below), whose sum is σ = 118560. Its totient is φ = 116256.

The previous prime is 117389. The next prime is 117413. The reversal of 117407 is 704711.

117407 is nontrivially palindromic in base 14.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 704711 = 7100673.

It is a cyclic number.

It is not a de Polignac number, because 117407 - 216 = 51871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407 + ... + 632.

It is an arithmetic number, because the mean of its divisors is an integer number (29640).

2117407 is an apocalyptic number.

117407 is a deficient number, since it is larger than the sum of its proper divisors (1153).

117407 is a wasteful number, since it uses less digits than its factorization.

117407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 117407 is about 342.6470487251. The cubic root of 117407 is about 48.9663798253.

The spelling of 117407 in words is "one hundred seventeen thousand, four hundred seven", and thus it is an iban number.

Divisors: 1 113 1039 117407