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113022131 = 7110115761
BaseRepresentation
bin1101011110010…
…01010010110011
321212200010012212
412233021102303
5212413202011
615114242335
72541446405
oct657112263
9255603185
10113022131
1158886222
1231a263ab
131a552b01
1411020b75
159dc808b
hex6bc94b3

113022131 has 8 divisors (see below), whose sum is σ = 115756128. Its totient is φ = 110320000.

The previous prime is 113022121. The next prime is 113022139. The reversal of 113022131 is 131220311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113022131 - 210 = 113021107 is a prime.

It is a super-2 number, since 2×1130221312 = 25548004191562322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113022139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 710 + ... + 15051.

It is an arithmetic number, because the mean of its divisors is an integer number (14469516).

Almost surely, 2113022131 is an apocalyptic number.

113022131 is a deficient number, since it is larger than the sum of its proper divisors (2733997).

113022131 is a wasteful number, since it uses less digits than its factorization.

113022131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15933.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 113022131 is about 10631.1867164489. The cubic root of 113022131 is about 483.4903723825.

Adding to 113022131 its reverse (131220311), we get a palindrome (244242442).

The spelling of 113022131 in words is "one hundred thirteen million, twenty-two thousand, one hundred thirty-one".

Divisors: 1 71 101 7171 15761 1119031 1591861 113022131