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10000239 = 323144931
BaseRepresentation
bin100110001001…
…011101101111
3200211001202020
4212021131233
510030001424
6554201223
7151000134
oct46113557
920731666
1010000239
115710367
123423213
1320c1a02
14148458b
15d28079
hex98976f

10000239 has 8 divisors (see below), whose sum is σ = 13913472. Its totient is φ = 6376920.

The previous prime is 10000229. The next prime is 10000247. The reversal of 10000239 is 93200001.

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

It is not a de Polignac number, because 10000239 - 24 = 10000223 is a prime.

It is an Ulam number.

10000239 is a modest number, since divided by 239 gives 1 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000229) 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, 72397 + ... + 72534.

It is an arithmetic number, because the mean of its divisors is an integer number (1739184).

Almost surely, 210000239 is an apocalyptic number.

10000239 is a deficient number, since it is larger than the sum of its proper divisors (3913233).

10000239 is a wasteful number, since it uses less digits than its factorization.

10000239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144957.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 10000239 is about 3162.3154491606. The cubic root of 10000239 is about 215.4451853558.

The spelling of 10000239 in words is "ten million, two hundred thirty-nine", and is thus an aban number.

Divisors: 1 3 23 69 144931 434793 3333413 10000239