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136246152 = 2337810989
BaseRepresentation
bin10000001111011…
…11001110001000
3100111101000120210
420013233032020
5234334334102
621304121120
73243034050
oct1007571610
9314330523
10136246152
116a9a8829
12397661a0
13222c4833
1414148560
15be6436c
hex81ef388

136246152 has 32 divisors (see below), whose sum is σ = 389275200. Its totient is φ = 38927424.

The previous prime is 136246141. The next prime is 136246153. The reversal of 136246152 is 251642631.

It is not an unprimeable number, because it can be changed into a prime (136246153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405327 + ... + 405662.

It is an arithmetic number, because the mean of its divisors is an integer number (12164850).

Almost surely, 2136246152 is an apocalyptic number.

136246152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136246152 is an abundant number, since it is smaller than the sum of its proper divisors (253029048).

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

136246152 is a wasteful number, since it uses less digits than its factorization.

136246152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811005 (or 811001 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 136246152 is about 11672.4526985548. The cubic root of 136246152 is about 514.5663890319.

Adding to 136246152 its reverse (251642631), we get a palindrome (387888783).

The spelling of 136246152 in words is "one hundred thirty-six million, two hundred forty-six thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 810989 1621978 2432967 3243956 4865934 5676923 6487912 9731868 11353846 17030769 19463736 22707692 34061538 45415384 68123076 136246152