Base | Representation |
---|---|
bin | 10000001101011… |
… | …11111110100100 |
3 | 100110212212020120 |
4 | 20012233332210 |
5 | 234303041413 |
6 | 21254401540 |
7 | 3240604605 |
oct | 1006577644 |
9 | 313785216 |
10 | 135987108 |
11 | 6a841144 |
12 | 396602b0 |
13 | 2223395a |
14 | 140bbdac |
15 | be12723 |
hex | 81affa4 |
135987108 has 24 divisors (see below), whose sum is σ = 317590560. Its totient is φ = 45288000.
The previous prime is 135987091. The next prime is 135987133. The reversal of 135987108 is 801789531.
135987108 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 135987108.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10608 + ... + 19608.
It is an arithmetic number, because the mean of its divisors is an integer number (13232940).
Almost surely, 2135987108 is an apocalyptic number.
It is an amenable number.
135987108 is an abundant number, since it is smaller than the sum of its proper divisors (181603452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
135987108 is a wasteful number, since it uses less digits than its factorization.
135987108 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10267 (or 10265 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 42.
The square root of 135987108 is about 11661.3510366509. The cubic root of 135987108 is about 514.2400681269.
It can be divided in two parts, 13598 and 7108, that added together give a triangular number (20706 = T203).
The spelling of 135987108 in words is "one hundred thirty-five million, nine hundred eighty-seven thousand, one hundred eight".
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