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113671233 = 3213971549
BaseRepresentation
bin1101100011001…
…11110001000001
321220220002121200
412301213301001
5213044434413
615140211413
72550122004
oct661476101
9256802550
10113671233
1159189975
1232099b69
131a71c3b0
141114d53b
159ea5573
hex6c67c41

113671233 has 12 divisors (see below), whose sum is σ = 176822100. Its totient is φ = 69951456.

The previous prime is 113671177. The next prime is 113671241. The reversal of 113671233 is 332176311.

It can be written as a sum of positive squares in 2 ways, for example, as 69355584 + 44315649 = 8328^2 + 6657^2 .

It is not a de Polignac number, because 113671233 - 26 = 113671169 is a prime.

It is a super-2 number, since 2×1136712332 = 25842298423480578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113671197 and 113671206.

It is not an unprimeable number, because it can be changed into a prime (113671253) 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 11 ways as a sum of consecutive naturals, for example, 485658 + ... + 485891.

It is an arithmetic number, because the mean of its divisors is an integer number (14735175).

Almost surely, 2113671233 is an apocalyptic number.

113671233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

113671233 is a deficient number, since it is larger than the sum of its proper divisors (63150867).

113671233 is a wasteful number, since it uses less digits than its factorization.

113671233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971568 (or 971565 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 113671233 is about 10661.6712104623. The cubic root of 113671233 is about 484.4141905051.

The spelling of 113671233 in words is "one hundred thirteen million, six hundred seventy-one thousand, two hundred thirty-three".

Divisors: 1 3 9 13 39 117 971549 2914647 8743941 12630137 37890411 113671233