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24828340 = 2251241417
BaseRepresentation
bin101111010110…
…1100110110100
31201201102002011
41132231212310
522324001330
62244054004
7421015555
oct136554664
951642064
1024828340
1113018999
128394304
1351b4034
14342432c
1522a682a
hex17ad9b4

24828340 has 12 divisors (see below), whose sum is σ = 52139556. Its totient is φ = 9931328.

The previous prime is 24828337. The next prime is 24828343. The reversal of 24828340 is 4382842.

It is an interprime number because it is at equal distance from previous prime (24828337) and next prime (24828343).

It can be written as a sum of positive squares in 2 ways, for example, as 2944656 + 21883684 = 1716^2 + 4678^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24828343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620689 + ... + 620728.

It is an arithmetic number, because the mean of its divisors is an integer number (4344963).

Almost surely, 224828340 is an apocalyptic number.

24828340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24828340 is an abundant number, since it is smaller than the sum of its proper divisors (27311216).

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

24828340 is a wasteful number, since it uses less digits than its factorization.

24828340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241426 (or 1241424 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 24828340 is about 4982.8044312415. The cubic root of 24828340 is about 291.7309869937.

The spelling of 24828340 in words is "twenty-four million, eight hundred twenty-eight thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 1241417 2482834 4965668 6207085 12414170 24828340