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24130639 = 132964007
BaseRepresentation
bin101110000001…
…1010001001111
31200101222000101
41130003101033
522134140024
62221111531
7412051501
oct134032117
950358011
1024130639
1112691785
1280b85a7
134ccb5b0
1432c1d71
1521b9c44
hex170344f

24130639 has 8 divisors (see below), whose sum is σ = 26883360. Its totient is φ = 21506016.

The previous prime is 24130637. The next prime is 24130643. The reversal of 24130639 is 93603142.

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 24130639 - 21 = 24130637 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 (24130637) 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, 31627 + ... + 32380.

It is an arithmetic number, because the mean of its divisors is an integer number (3360420).

Almost surely, 224130639 is an apocalyptic number.

24130639 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

24130639 is a deficient number, since it is larger than the sum of its proper divisors (2752721).

24130639 is a wasteful number, since it uses less digits than its factorization.

24130639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64049.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 24130639 is about 4912.2946776430. The cubic root of 24130639 is about 288.9723396379.

The spelling of 24130639 in words is "twenty-four million, one hundred thirty thousand, six hundred thirty-nine".

Divisors: 1 13 29 377 64007 832091 1856203 24130639