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115206793 = 13223107277
BaseRepresentation
bin1101101110111…
…10101010001001
322000210010000021
412313132222021
5213443104133
615233140441
72566145602
oct667365211
9260703007
10115206793
115a038629
12326ba721
131ab39300
141142cda9
15a1aa52d
hex6ddea89

115206793 has 24 divisors (see below), whose sum is σ = 131865408. Its totient is φ = 100406592.

The previous prime is 115206781. The next prime is 115206797. The reversal of 115206793 is 397602511.

It is a de Polignac number, because none of the positive numbers 2k-115206793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115206797) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 415771 + ... + 416047.

It is an arithmetic number, because the mean of its divisors is an integer number (5494392).

Almost surely, 2115206793 is an apocalyptic number.

115206793 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

115206793 is a deficient number, since it is larger than the sum of its proper divisors (16658615).

115206793 is a wasteful number, since it uses less digits than its factorization.

115206793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433 (or 420 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 115206793 is about 10733.4427375377. The cubic root of 115206793 is about 486.5857234389.

The spelling of 115206793 in words is "one hundred fifteen million, two hundred six thousand, seven hundred ninety-three".

Divisors: 1 13 23 107 169 277 299 1391 2461 3601 3887 6371 18083 29639 31993 46813 82823 385307 415909 681697 1076699 5008991 8862061 115206793