Search a number
-
+
272802 = 23192393
BaseRepresentation
bin1000010100110100010
3111212012210
41002212202
532212202
65502550
72214225
oct1024642
9455183
10272802
11176a62
12111a56
139722a
14715bc
1555c6c
hex429a2

272802 has 16 divisors (see below), whose sum is σ = 574560. Its totient is φ = 86112.

The previous prime is 272777. The next prime is 272807. The reversal of 272802 is 208272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272807) by changing a digit.

272802 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 7 ways as a sum of consecutive naturals, for example, 1083 + ... + 1310.

It is an arithmetic number, because the mean of its divisors is an integer number (35910).

2272802 is an apocalyptic number.

272802 is an abundant number, since it is smaller than the sum of its proper divisors (301758).

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

272802 is a wasteful number, since it uses less digits than its factorization.

272802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2417.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 272802 is about 522.3045088835. The cubic root of 272802 is about 64.8558541444.

The spelling of 272802 in words is "two hundred seventy-two thousand, eight hundred two".

Divisors: 1 2 3 6 19 38 57 114 2393 4786 7179 14358 45467 90934 136401 272802