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24078980 = 2251203949
BaseRepresentation
bin101101111011…
…0101010000100
31200022100011002
41123312222010
522131011410
62220032432
7411445052
oct133665204
950270132
1024078980
1112656992
128092718
134cb0c23
1432ab1d2
1521a97a5
hex16f6a84

24078980 has 12 divisors (see below), whose sum is σ = 50565900. Its totient is φ = 9631584.

The previous prime is 24078949. The next prime is 24079009. The reversal of 24078980 is 8987042.

It can be written as a sum of positive squares in 2 ways, for example, as 14394436 + 9684544 = 3794^2 + 3112^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601955 + ... + 601994.

It is an arithmetic number, because the mean of its divisors is an integer number (4213825).

Almost surely, 224078980 is an apocalyptic number.

24078980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24078980 is an abundant number, since it is smaller than the sum of its proper divisors (26486920).

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

24078980 is a wasteful number, since it uses less digits than its factorization.

24078980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203958 (or 1203956 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 24078980 is about 4907.0337272124. The cubic root of 24078980 is about 288.7659811373.

The spelling of 24078980 in words is "twenty-four million, seventy-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 1203949 2407898 4815796 6019745 12039490 24078980