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24137420 = 2256718013
BaseRepresentation
bin101110000010…
…0111011001100
31200102022022112
41130010323030
522134344140
62221203152
7412110326
oct134047314
950368275
1024137420
111269688a
1281004b8
1350016c8
1432c4616
1521bbc65
hex1704ecc

24137420 has 24 divisors (see below), whose sum is σ = 51447984. Its totient is φ = 9510336.

The previous prime is 24137417. The next prime is 24137441. The reversal of 24137420 is 2473142.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7667 + ... + 10346.

It is an arithmetic number, because the mean of its divisors is an integer number (2143666).

Almost surely, 224137420 is an apocalyptic number.

24137420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24137420 is an abundant number, since it is smaller than the sum of its proper divisors (27310564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

24137420 is a wasteful number, since it uses less digits than its factorization.

24137420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18089 (or 18087 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 24137420 is about 4912.9848361256. The cubic root of 24137420 is about 288.9994053380. Note that the first 3 decimals are identical.

The spelling of 24137420 in words is "twenty-four million, one hundred thirty-seven thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 67 134 268 335 670 1340 18013 36026 72052 90065 180130 360260 1206871 2413742 4827484 6034355 12068710 24137420