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137156 = 22172017
BaseRepresentation
bin100001011111000100
320222010212
4201133010
513342111
62534552
71110605
oct413704
9228125
10137156
1194058
1267458
134a576
1437dac
152a98b
hex217c4

137156 has 12 divisors (see below), whose sum is σ = 254268. Its totient is φ = 64512.

The previous prime is 137153. The next prime is 137177. The reversal of 137156 is 651731.

It can be written as a sum of positive squares in 2 ways, for example, as 111556 + 25600 = 334^2 + 160^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137153) 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, 941 + ... + 1076.

It is an arithmetic number, because the mean of its divisors is an integer number (21189).

2137156 is an apocalyptic number.

It is an amenable number.

137156 is a deficient number, since it is larger than the sum of its proper divisors (117112).

137156 is a wasteful number, since it uses less digits than its factorization.

137156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038 (or 2036 counting only the distinct ones).

The product of its digits is 630, while the sum is 23.

The square root of 137156 is about 370.3457843691. The cubic root of 137156 is about 51.5709268749.

Adding to 137156 its reverse (651731), we get a palindrome (788887).

The spelling of 137156 in words is "one hundred thirty-seven thousand, one hundred fifty-six".

Divisors: 1 2 4 17 34 68 2017 4034 8068 34289 68578 137156