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24965420 = 2251248271
BaseRepresentation
bin101111100111…
…1000100101100
31201222101010012
41133033010230
522342343140
62251032352
7422126324
oct137170454
951871105
1024965420
1113101987
12843b6b8
13523154c
14345c284
1522d2265
hex17cf12c

24965420 has 12 divisors (see below), whose sum is σ = 52427424. Its totient is φ = 9986160.

The previous prime is 24965407. The next prime is 24965441. The reversal of 24965420 is 2456942.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624116 + ... + 624155.

It is an arithmetic number, because the mean of its divisors is an integer number (4368952).

Almost surely, 224965420 is an apocalyptic number.

24965420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24965420 is an abundant number, since it is smaller than the sum of its proper divisors (27462004).

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

24965420 is a wasteful number, since it uses less digits than its factorization.

24965420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248280 (or 1248278 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 24965420 is about 4996.5408033959. The cubic root of 24965420 is about 292.2668949028.

The spelling of 24965420 in words is "twenty-four million, nine hundred sixty-five thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 1248271 2496542 4993084 6241355 12482710 24965420