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24996380 = 2251249819
BaseRepresentation
bin101111101011…
…0101000011100
31202000221120212
41133112220130
522344341010
62251431552
7422315513
oct137265034
952027525
1024996380
1113123172
1284555b8
135242676
14346967a
1522db505
hex17d6a1c

24996380 has 12 divisors (see below), whose sum is σ = 52492440. Its totient is φ = 9998544.

The previous prime is 24996379. The next prime is 24996383. The reversal of 24996380 is 8369942.

It is a happy number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24996383) 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, 624890 + ... + 624929.

It is an arithmetic number, because the mean of its divisors is an integer number (4374370).

Almost surely, 224996380 is an apocalyptic number.

24996380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24996380 is an abundant number, since it is smaller than the sum of its proper divisors (27496060).

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

24996380 is a wasteful number, since it uses less digits than its factorization.

24996380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249828 (or 1249826 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 24996380 is about 4999.6379868947. The cubic root of 24996380 is about 292.3876598811.

The spelling of 24996380 in words is "twenty-four million, nine hundred ninety-six thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 1249819 2499638 4999276 6249095 12498190 24996380