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272692 = 2279739
BaseRepresentation
bin1000010100100110100
3111212001201
41002210310
532211232
65502244
72214010
oct1024464
9455051
10272692
11176972
12111984
1397174
1471540
1555be7
hex42934

272692 has 12 divisors (see below), whose sum is σ = 545440. Its totient is φ = 116856.

The previous prime is 272683. The next prime is 272693. The reversal of 272692 is 296272.

272692 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 9739 = 272692 / (2 + 7 + 2 + 6 + 9 + 2).

It is a pancake number, because a pancake can be divided into 272692 parts by 738 straight cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 272692.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272693) by changing a digit.

272692 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4842 + ... + 4897.

2272692 is an apocalyptic number.

It is an amenable number.

272692 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

272692 is a wasteful number, since it uses less digits than its factorization.

272692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9750 (or 9748 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 272692 is about 522.1991957098. The cubic root of 272692 is about 64.8471358517.

The spelling of 272692 in words is "two hundred seventy-two thousand, six hundred ninety-two".

Divisors: 1 2 4 7 14 28 9739 19478 38956 68173 136346 272692