Search a number
-
+
136313460 = 22325757297
BaseRepresentation
bin10000001111111…
…11101001110100
3100111111102220200
420013333221310
5234344012320
621305400500
73243434223
oct1007775164
9314442820
10136313460
116aa44358
1239799130
132231936a
1414164cba
15be79290
hex81ffa74

136313460 has 36 divisors (see below), whose sum is σ = 413484708. Its totient is φ = 36350208.

The previous prime is 136313431. The next prime is 136313461. The reversal of 136313460 is 64313631.

It can be written as a sum of positive squares in 2 ways, for example, as 42068196 + 94245264 = 6486^2 + 9708^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136313461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 378469 + ... + 378828.

Almost surely, 2136313460 is an apocalyptic number.

136313460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136313460 is an abundant number, since it is smaller than the sum of its proper divisors (277171248).

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

136313460 is a wasteful number, since it uses less digits than its factorization.

136313460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757312 (or 757307 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 136313460 is about 11675.3355412168. The cubic root of 136313460 is about 514.6511100368.

The spelling of 136313460 in words is "one hundred thirty-six million, three hundred thirteen thousand, four hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 757297 1514594 2271891 3029188 3786485 4543782 6815673 7572970 9087564 11359455 13631346 15145940 22718910 27262692 34078365 45437820 68156730 136313460