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113202047 = 7103157007
BaseRepresentation
bin1101011111101…
…01001101111111
321220000021000102
412233311031333
5212434431142
615122151315
72543126060
oct657651577
9256007012
10113202047
1158999412
1231ab253b
131a5b697a
141106a567
159e11532
hex6bf537f

113202047 has 8 divisors (see below), whose sum is σ = 130630656. Its totient is φ = 96087672.

The previous prime is 113202043. The next prime is 113202091. The reversal of 113202047 is 740202311.

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 113202047 - 22 = 113202043 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113202043) 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, 77783 + ... + 79224.

It is an arithmetic number, because the mean of its divisors is an integer number (16328832).

Almost surely, 2113202047 is an apocalyptic number.

113202047 is a deficient number, since it is larger than the sum of its proper divisors (17428609).

113202047 is a wasteful number, since it uses less digits than its factorization.

113202047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157117.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 113202047 is about 10639.6450598692. The cubic root of 113202047 is about 483.7467868749.

Adding to 113202047 its reverse (740202311), we get a palindrome (853404358).

The spelling of 113202047 in words is "one hundred thirteen million, two hundred two thousand, forty-seven".

Divisors: 1 7 103 721 157007 1099049 16171721 113202047