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5172744 = 233215531
BaseRepresentation
bin10011101110111000001000
3100201210200010
4103232320020
52311011434
6302511520
761652613
oct23567010
910653603
105172744
112a133a5
1218955a0
1310c15c5
1498917a
156c29e9
hex4eee08

5172744 has 16 divisors (see below), whose sum is σ = 12931920. Its totient is φ = 1724240.

The previous prime is 5172733. The next prime is 5172749. The reversal of 5172744 is 4472715.

It is not an unprimeable number, because it can be changed into a prime (5172749) 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 3 ways as a sum of consecutive naturals, for example, 107742 + ... + 107789.

It is an arithmetic number, because the mean of its divisors is an integer number (808245).

Almost surely, 25172744 is an apocalyptic number.

It is an amenable number.

5172744 is an abundant number, since it is smaller than the sum of its proper divisors (7759176).

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

5172744 is a wasteful number, since it uses less digits than its factorization.

5172744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215540 (or 215536 counting only the distinct ones).

The product of its digits is 7840, while the sum is 30.

The square root of 5172744 is about 2274.3667250468. The cubic root of 5172744 is about 172.9445956210.

The spelling of 5172744 in words is "five million, one hundred seventy-two thousand, seven hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 215531 431062 646593 862124 1293186 1724248 2586372 5172744