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115155007 = 1161171617
BaseRepresentation
bin1101101110100…
…10000000111111
322000200110222021
412313102000333
5213434430012
615232101011
72565541612
oct667220077
9260613867
10115155007
115a002730
1232694767
131ab1b876
1411418179
15a19a007
hex6dd203f

115155007 has 8 divisors (see below), whose sum is σ = 127683792. Its totient is φ = 102969600.

The previous prime is 115154999. The next prime is 115155013. The reversal of 115155007 is 700551511.

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

It is a cyclic number.

It is not a de Polignac number, because 115155007 - 23 = 115154999 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 (115155037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85138 + ... + 86479.

It is an arithmetic number, because the mean of its divisors is an integer number (15960474).

Almost surely, 2115155007 is an apocalyptic number.

115155007 is a deficient number, since it is larger than the sum of its proper divisors (12528785).

115155007 is a wasteful number, since it uses less digits than its factorization.

115155007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171689.

The product of its (nonzero) digits is 875, while the sum is 25.

The square root of 115155007 is about 10731.0300996689. The cubic root of 115155007 is about 486.5128049818.

The spelling of 115155007 in words is "one hundred fifteen million, one hundred fifty-five thousand, seven".

Divisors: 1 11 61 671 171617 1887787 10468637 115155007