Search a number
-
+
272944 = 2472437
BaseRepresentation
bin1000010101000110000
3111212102001
41002220300
532213234
65503344
72214520
oct1025060
9455361
10272944
11177081
12111b54
1397309
1471680
1555d14
hex42a30

272944 has 20 divisors (see below), whose sum is σ = 604624. Its totient is φ = 116928.

The previous prime is 272933. The next prime is 272959. The reversal of 272944 is 449272.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a d-powerful number, because it can be written as 29 + 73 + 93 + 213 + 45 + 49 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1107 + ... + 1330.

2272944 is an apocalyptic number.

It is an amenable number.

272944 is an abundant number, since it is smaller than the sum of its proper divisors (331680).

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

272944 is a wasteful number, since it uses less digits than its factorization.

272944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452 (or 2446 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 272944 is about 522.4404272259. The cubic root of 272944 is about 64.8671052029.

The spelling of 272944 in words is "two hundred seventy-two thousand, nine hundred forty-four".

Divisors: 1 2 4 7 8 14 16 28 56 112 2437 4874 9748 17059 19496 34118 38992 68236 136472 272944