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239124101 = 1912585479
BaseRepresentation
bin11100100000010…
…11111010000101
3121122221202121012
432100023322011
5442203432401
635421132005
75632343546
oct1620137205
9548852535
10239124101
11112a85527
12680ba005
133a705268
1423a884cd
1515ed68bb
hexe40be85

239124101 has 4 divisors (see below), whose sum is σ = 251709600. Its totient is φ = 226538604.

The previous prime is 239124059. The next prime is 239124103. The reversal of 239124101 is 101421932.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 239124101 - 214 = 239107717 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 (239124103) 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 3 ways as a sum of consecutive naturals, for example, 6292721 + ... + 6292758.

It is an arithmetic number, because the mean of its divisors is an integer number (62927400).

Almost surely, 2239124101 is an apocalyptic number.

It is an amenable number.

239124101 is a deficient number, since it is larger than the sum of its proper divisors (12585499).

239124101 is a wasteful number, since it uses less digits than its factorization.

239124101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12585498.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 239124101 is about 15463.6380260274. The cubic root of 239124101 is about 620.6895735522.

The spelling of 239124101 in words is "two hundred thirty-nine million, one hundred twenty-four thousand, one hundred one".

Divisors: 1 19 12585479 239124101