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24079139 = 72598329
BaseRepresentation
bin101101111011…
…0101100100011
31200022100100222
41123312230203
522131013024
62220033255
7411445400
oct133665443
950270328
1024079139
1112657017
12809282b
134cb1016
1432ab2a7
1521a985e
hex16f6b23

24079139 has 12 divisors (see below), whose sum is σ = 28488600. Its totient is φ = 20287008.

The previous prime is 24079117. The next prime is 24079141. The reversal of 24079139 is 93197042.

It is not a de Polignac number, because 24079139 - 28 = 24078883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 24079099 and 24079108.

It is not an unprimeable number, because it can be changed into a prime (24079639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1274 + ... + 7055.

It is an arithmetic number, because the mean of its divisors is an integer number (2374050).

Almost surely, 224079139 is an apocalyptic number.

24079139 is a deficient number, since it is larger than the sum of its proper divisors (4409461).

24079139 is an equidigital number, since it uses as much as digits as its factorization.

24079139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8402 (or 8395 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 24079139 is about 4907.0499284193. The cubic root of 24079139 is about 288.7666167358.

The spelling of 24079139 in words is "twenty-four million, seventy-nine thousand, one hundred thirty-nine".

Divisors: 1 7 49 59 413 2891 8329 58303 408121 491411 3439877 24079139