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136000838 = 2197934361
BaseRepresentation
bin10000001101100…
…11010101000110
3100110220120002002
420012303111012
5234304011323
621254545302
73240662621
oct1006632506
9313816062
10136000838
116a850496
1239668232
1322239c8c
14140c2db8
15be16828
hex81b3546

136000838 has 8 divisors (see below), whose sum is σ = 204110280. Its totient is φ = 67964080.

The previous prime is 136000819. The next prime is 136000861. The reversal of 136000838 is 838000631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 136000838.

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, 13223 + ... + 21138.

It is an arithmetic number, because the mean of its divisors is an integer number (25513785).

Almost surely, 2136000838 is an apocalyptic number.

136000838 is a deficient number, since it is larger than the sum of its proper divisors (68109442).

136000838 is a wasteful number, since it uses less digits than its factorization.

136000838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36342.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 136000838 is about 11661.9397185888. The cubic root of 136000838 is about 514.2573743716.

The spelling of 136000838 in words is "one hundred thirty-six million, eight hundred thirty-eight", and thus it is an aban number.

Divisors: 1 2 1979 3958 34361 68722 68000419 136000838