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113202331 = 1133131091
BaseRepresentation
bin1101011111101…
…01010010011011
321220000021101221
412233311102123
5212434433311
615122152511
72543126644
oct657652233
9256007357
10113202331
1158999650
1231ab2737
131a5b6b38
141106a6cb
159e11671
hex6bf549b

113202331 has 8 divisors (see below), whose sum is σ = 123870528. Its totient is φ = 102597000.

The previous prime is 113202293. The next prime is 113202347. The reversal of 113202331 is 133202311.

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

It is not a de Polignac number, because 113202331 - 213 = 113194139 is a prime.

It is a super-2 number, since 2×1132023312 = 25629535487667122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113202431) 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 7 ways as a sum of consecutive naturals, for example, 11905 + ... + 19186.

It is an arithmetic number, because the mean of its divisors is an integer number (15483816).

Almost surely, 2113202331 is an apocalyptic number.

113202331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113202331 is a deficient number, since it is larger than the sum of its proper divisors (10668197).

113202331 is a wasteful number, since it uses less digits than its factorization.

113202331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31433.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 113202331 is about 10639.6584061708. The cubic root of 113202331 is about 483.7471914141.

Adding to 113202331 its reverse (133202311), we get a palindrome (246404642).

The spelling of 113202331 in words is "one hundred thirteen million, two hundred two thousand, three hundred thirty-one".

Divisors: 1 11 331 3641 31091 342001 10291121 113202331