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113102015 = 51315711083
BaseRepresentation
bin1101011110111…
…00110010111111
321212211011210112
412233130302333
5212423231030
615120100235
72542231325
oct657346277
9255734715
10113102015
1158930244
1231a6467b
131a580290
1411041d15
159de1a95
hex6bdccbf

113102015 has 16 divisors (see below), whose sum is σ = 147106848. Its totient is φ = 82982016.

The previous prime is 113101999. The next prime is 113102047. The reversal of 113102015 is 510201311.

It is not a de Polignac number, because 113102015 - 24 = 113101999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4664 + ... + 15746.

It is an arithmetic number, because the mean of its divisors is an integer number (9194178).

Almost surely, 2113102015 is an apocalyptic number.

113102015 is a deficient number, since it is larger than the sum of its proper divisors (34004833).

113102015 is a wasteful number, since it uses less digits than its factorization.

113102015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11258.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 113102015 is about 10634.9431122127. The cubic root of 113102015 is about 483.6042558273.

Adding to 113102015 its reverse (510201311), we get a palindrome (623303326).

The spelling of 113102015 in words is "one hundred thirteen million, one hundred two thousand, fifteen".

Divisors: 1 5 13 65 157 785 2041 10205 11083 55415 144079 720395 1740031 8700155 22620403 113102015