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272494 = 2136247
BaseRepresentation
bin1000010100001101110
3111211210101
41002201232
532204434
65501314
72213305
oct1024156
9454711
10272494
11176802
1211183a
1397051
147143c
1555b14
hex4286e

272494 has 4 divisors (see below), whose sum is σ = 408744. Its totient is φ = 136246.

The previous prime is 272477. The next prime is 272507. The reversal of 272494 is 494272.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

272494 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68122 + ... + 68125.

It is an arithmetic number, because the mean of its divisors is an integer number (102186).

2272494 is an apocalyptic number.

272494 is a deficient number, since it is larger than the sum of its proper divisors (136250).

272494 is a wasteful number, since it uses less digits than its factorization.

272494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136249.

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

The square root of 272494 is about 522.0095784562. The cubic root of 272494 is about 64.8314370147.

The spelling of 272494 in words is "two hundred seventy-two thousand, four hundred ninety-four".

Divisors: 1 2 136247 272494