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136151214 = 23231138731
BaseRepresentation
bin10000001110110…
…00000010101110
3100111012012100120
420013120002232
5234323314324
621302105410
73242160213
oct1007300256
9314165316
10136151214
116a943471
123971b266
1322290564
1414121b0a
15be46179
hex81d80ae

136151214 has 32 divisors (see below), whose sum is σ = 286689024. Its totient is φ = 43021440.

The previous prime is 136151189. The next prime is 136151251. The reversal of 136151214 is 412151631.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11229 + ... + 19959.

It is an arithmetic number, because the mean of its divisors is an integer number (8959032).

Almost surely, 2136151214 is an apocalyptic number.

136151214 is an abundant number, since it is smaller than the sum of its proper divisors (150537810).

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

136151214 is a wasteful number, since it uses less digits than its factorization.

136151214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8872.

The product of its digits is 720, while the sum is 24.

The square root of 136151214 is about 11668.3852353271. The cubic root of 136151214 is about 514.4468425239.

The spelling of 136151214 in words is "one hundred thirty-six million, one hundred fifty-one thousand, two hundred fourteen".

Divisors: 1 2 3 6 23 46 69 113 138 226 339 678 2599 5198 7797 8731 15594 17462 26193 52386 200813 401626 602439 986603 1204878 1973206 2959809 5919618 22691869 45383738 68075607 136151214