Base | Representation |
---|---|
bin | 10000010100100… |
… | …00100110000000 |
3 | 100112121121021200 |
4 | 20022100212000 |
5 | 240022012021 |
6 | 21330221200 |
7 | 3251456112 |
oct | 1012204600 |
9 | 315547250 |
10 | 136907136 |
11 | 7030a3a3 |
12 | 39a24800 |
13 | 22496652 |
14 | 1427b3b2 |
15 | c045126 |
hex | 8290980 |
136907136 has 48 divisors (see below), whose sum is σ = 393967860. Its totient is φ = 45635328.
The previous prime is 136907131. The next prime is 136907153. The reversal of 136907136 is 631709631.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-3 number, since 3×1369071363 (a number of 25 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 136907136.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (136907131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58270 + ... + 60573.
Almost surely, 2136907136 is an apocalyptic number.
136907136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
136907136 is an abundant number, since it is smaller than the sum of its proper divisors (257060724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136907136 is a wasteful number, since it uses less digits than its factorization.
136907136 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118863 (or 118848 counting only the distinct ones).
The product of its (nonzero) digits is 20412, while the sum is 36.
The square root of 136907136 is about 11700.7322847760. The cubic root of 136907136 is about 515.3971687239.
The spelling of 136907136 in words is "one hundred thirty-six million, nine hundred seven thousand, one hundred thirty-six".
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