Search a number
-
+
272793 = 390931
BaseRepresentation
bin1000010100110011001
3111212012110
41002212121
532212133
65502533
72214213
oct1024631
9455173
10272793
11176a54
12111a49
1397221
14715b3
1555c63
hex42999

272793 has 4 divisors (see below), whose sum is σ = 363728. Its totient is φ = 181860.

The previous prime is 272777. The next prime is 272807. The reversal of 272793 is 397272.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 272793 - 24 = 272777 is a prime.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 272793.

It is not an unprimeable number, because it can be changed into a prime (272093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45463 + ... + 45468.

It is an arithmetic number, because the mean of its divisors is an integer number (90932).

2272793 is an apocalyptic number.

It is an amenable number.

272793 is a deficient number, since it is larger than the sum of its proper divisors (90935).

272793 is an equidigital number, since it uses as much as digits as its factorization.

272793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90934.

The product of its digits is 5292, while the sum is 30.

The square root of 272793 is about 522.2958931487. The cubic root of 272793 is about 64.8551409175.

The spelling of 272793 in words is "two hundred seventy-two thousand, seven hundred ninety-three".

Divisors: 1 3 90931 272793