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136572 = 22319599
BaseRepresentation
bin100001010101111100
320221100020
4201111330
513332242
62532140
71106112
oct412574
9227306
10136572
1193677
1267050
134a217
1437ab2
152a6ec
hex2157c

136572 has 24 divisors (see below), whose sum is σ = 336000. Its totient is φ = 43056.

The previous prime is 136559. The next prime is 136573. The reversal of 136572 is 275631.

136572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1365722 = 37303822368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136573) by changing a digit.

136572 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 in 7 ways as a sum of consecutive naturals, for example, 72 + ... + 527.

It is an arithmetic number, because the mean of its divisors is an integer number (14000).

2136572 is an apocalyptic number.

136572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136572 is an abundant number, since it is smaller than the sum of its proper divisors (199428).

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

136572 is a wasteful number, since it uses less digits than its factorization.

136572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625 (or 623 counting only the distinct ones).

The product of its digits is 1260, while the sum is 24.

The square root of 136572 is about 369.5564909456. The cubic root of 136572 is about 51.4976276910.

The spelling of 136572 in words is "one hundred thirty-six thousand, five hundred seventy-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 599 1198 1797 2396 3594 7188 11381 22762 34143 45524 68286 136572