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136276340 = 2256813817
BaseRepresentation
bin10000001111101…
…10100101110100
3100111102112222212
420013312211310
5234341320330
621304512552
73243221054
oct1007664564
9314375885
10136276340
116aa19482
123977b758
13223054b5
1414155564
15be6d295
hex81f6974

136276340 has 12 divisors (see below), whose sum is σ = 286180356. Its totient is φ = 54510528.

The previous prime is 136276339. The next prime is 136276363. The reversal of 136276340 is 43672631.

136276340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 59783824 + 76492516 = 7732^2 + 8746^2 .

It is a junction number, because it is equal to n+sod(n) for n = 136276297 and 136276306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3406889 + ... + 3406928.

It is an arithmetic number, because the mean of its divisors is an integer number (23848363).

Almost surely, 2136276340 is an apocalyptic number.

136276340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136276340 is an abundant number, since it is smaller than the sum of its proper divisors (149904016).

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

136276340 is a wasteful number, since it uses less digits than its factorization.

136276340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6813826 (or 6813824 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 136276340 is about 11673.7457570396. The cubic root of 136276340 is about 514.6043903083.

The spelling of 136276340 in words is "one hundred thirty-six million, two hundred seventy-six thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 6813817 13627634 27255268 34069085 68138170 136276340