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272115 = 3256047
BaseRepresentation
bin1000010011011110011
3111211021100
41002123303
532201430
65455443
72212224
oct1023363
9454240
10272115
11176498
12111583
1396b1c
147124b
1555960
hex426f3

272115 has 12 divisors (see below), whose sum is σ = 471744. Its totient is φ = 145104.

The previous prime is 272093. The next prime is 272131. The reversal of 272115 is 511272.

It is not a de Polignac number, because 272115 - 29 = 271603 is a prime.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2979 + ... + 3068.

It is an arithmetic number, because the mean of its divisors is an integer number (39312).

2272115 is an apocalyptic number.

272115 is a deficient number, since it is larger than the sum of its proper divisors (199629).

272115 is a wasteful number, since it uses less digits than its factorization.

272115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6058 (or 6055 counting only the distinct ones).

The product of its digits is 140, while the sum is 18.

The square root of 272115 is about 521.6464319824. The cubic root of 272115 is about 64.8013659977.

Adding to 272115 its reverse (511272), we get a palindrome (783387).

The spelling of 272115 in words is "two hundred seventy-two thousand, one hundred fifteen".

Divisors: 1 3 5 9 15 45 6047 18141 30235 54423 90705 272115