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115168061 = 232436183
BaseRepresentation
bin1101101110101…
…01001100111101
322000201010212202
412313111030331
5213440334221
615232241245
72565624641
oct667251475
9260633782
10115168061
115a011518
12326a0225
131ab247a8
141141cc21
15a19dd0b
hex6dd533d

115168061 has 24 divisors (see below), whose sum is σ = 126721056. Its totient is φ = 104559840.

The previous prime is 115167971. The next prime is 115168073. The reversal of 115168061 is 160861511.

It is not a de Polignac number, because 115168061 - 226 = 48059197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115168561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1387526 + ... + 1387608.

It is an arithmetic number, because the mean of its divisors is an integer number (5280044).

Almost surely, 2115168061 is an apocalyptic number.

It is an amenable number.

115168061 is a deficient number, since it is larger than the sum of its proper divisors (11552995).

115168061 is an equidigital number, since it uses as much as digits as its factorization.

115168061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 115168061 is about 10731.6383185420. The cubic root of 115168061 is about 486.5311880243.

The spelling of 115168061 in words is "one hundred fifteen million, one hundred sixty-eight thousand, sixty-one".

Divisors: 1 23 43 61 83 529 989 1403 1909 2623 3569 5063 22747 32269 43907 60329 82087 116449 217709 1387567 1888001 2678327 5007307 115168061