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244680 = 23352039
BaseRepresentation
bin111011101111001000
3110102122020
4323233020
530312210
65124440
72036232
oct735710
9412566
10244680
11157917
12b9720
13874a7
1465252
154c770
hex3bbc8

244680 has 32 divisors (see below), whose sum is σ = 734400. Its totient is φ = 65216.

The previous prime is 244669. The next prime is 244687. The reversal of 244680 is 86442.

244680 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 244680.

It is not an unprimeable number, because it can be changed into a prime (244687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900 + ... + 1139.

It is an arithmetic number, because the mean of its divisors is an integer number (22950).

2244680 is an apocalyptic number.

244680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244680 is an abundant number, since it is smaller than the sum of its proper divisors (489720).

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

244680 is a wasteful number, since it uses less digits than its factorization.

244680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053 (or 2049 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 244680 is about 494.6513923967. The cubic root of 244680 is about 62.5459928129.

The spelling of 244680 in words is "two hundred forty-four thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 2039 4078 6117 8156 10195 12234 16312 20390 24468 30585 40780 48936 61170 81560 122340 244680