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23147113 = 114994217
BaseRepresentation
bin101100001001…
…1001001101001
31121112222212111
41120103021221
521411201423
62144042321
7400514203
oct130231151
947488774
1023147113
111207a850
1279033a1
134a45a22
143107773
15207360d
hex1613269

23147113 has 8 divisors (see below), whose sum is σ = 25308000. Its totient is φ = 20995680.

The previous prime is 23147107. The next prime is 23147129. The reversal of 23147113 is 31174132.

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 23147113 - 29 = 23146601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23147143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3381 + ... + 7597.

It is an arithmetic number, because the mean of its divisors is an integer number (3163500).

Almost surely, 223147113 is an apocalyptic number.

It is an amenable number.

23147113 is a deficient number, since it is larger than the sum of its proper divisors (2160887).

23147113 is a wasteful number, since it uses less digits than its factorization.

23147113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4727.

The product of its digits is 504, while the sum is 22.

The square root of 23147113 is about 4811.1446662930. The cubic root of 23147113 is about 284.9917428612.

The spelling of 23147113 in words is "twenty-three million, one hundred forty-seven thousand, one hundred thirteen".

Divisors: 1 11 499 4217 5489 46387 2104283 23147113