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115356013 = 179644447
BaseRepresentation
bin1101110000000…
…11000101101101
322001001200200221
412320003011231
5214012343023
615240251341
72600336623
oct670030555
9261050627
10115356013
115a12a753
1232770b51
131ab8c1c6
141146b513
15a1d985d
hex6e0316d

115356013 has 4 divisors (see below), whose sum is σ = 116000640. Its totient is φ = 114711388.

The previous prime is 115355959. The next prime is 115356023. The reversal of 115356013 is 310653511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 115356013 - 225 = 81801581 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 (115356023) 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 3 ways as a sum of consecutive naturals, for example, 322045 + ... + 322402.

It is an arithmetic number, because the mean of its divisors is an integer number (29000160).

Almost surely, 2115356013 is an apocalyptic number.

It is an amenable number.

115356013 is a deficient number, since it is larger than the sum of its proper divisors (644627).

115356013 is an equidigital number, since it uses as much as digits as its factorization.

115356013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644626.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 115356013 is about 10740.3916595253. The cubic root of 115356013 is about 486.7957139380.

The spelling of 115356013 in words is "one hundred fifteen million, three hundred fifty-six thousand, thirteen".

Divisors: 1 179 644447 115356013