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115082011 = 112951091
BaseRepresentation
bin1101101110000…
…00001100011011
322000112202211201
412313000030123
5213430111021
615230335031
72565116032
oct667001433
9260482751
10115082011
1159a62900
123265a477
131aac4585
14113d9719
15a183591
hex6dc031b

115082011 has 6 divisors (see below), whose sum is σ = 126495236. Its totient is φ = 104619900.

The previous prime is 115081999. The next prime is 115082017. The reversal of 115082011 is 110280511.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-115082011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115082011.

It is not an unprimeable number, because it can be changed into a prime (115082017) 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 5 ways as a sum of consecutive naturals, for example, 475425 + ... + 475666.

Almost surely, 2115082011 is an apocalyptic number.

115082011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

115082011 is a deficient number, since it is larger than the sum of its proper divisors (11413225).

115082011 is an equidigital number, since it uses as much as digits as its factorization.

115082011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951113 (or 951102 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 19.

The square root of 115082011 is about 10727.6283958758. The cubic root of 115082011 is about 486.4099841660.

The spelling of 115082011 in words is "one hundred fifteen million, eighty-two thousand, eleven".

Divisors: 1 11 121 951091 10462001 115082011