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207272 = 23131993
BaseRepresentation
bin110010100110101000
3101112022202
4302212220
523113042
64235332
71522202
oct624650
9345282
10207272
111317aa
129bb48
1373460
1455772
1541632
hex329a8

207272 has 16 divisors (see below), whose sum is σ = 418740. Its totient is φ = 95616.

The previous prime is 207269. The next prime is 207287. The reversal of 207272 is 272702.

It can be written as a sum of positive squares in 2 ways, for example, as 206116 + 1156 = 454^2 + 34^2 .

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, 893 + ... + 1100.

2207272 is an apocalyptic number.

It is an amenable number.

207272 is an abundant number, since it is smaller than the sum of its proper divisors (211468).

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

207272 is a wasteful number, since it uses less digits than its factorization.

207272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2012 (or 2008 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 20.

The square root of 207272 is about 455.2713476598. The cubic root of 207272 is about 59.1807156570.

Adding to 207272 its reverse (272702), we get a palindrome (479974).

The spelling of 207272 in words is "two hundred seven thousand, two hundred seventy-two", and thus it is an iban number.

Divisors: 1 2 4 8 13 26 52 104 1993 3986 7972 15944 25909 51818 103636 207272