Base | Representation |
---|---|
bin | 10000001111001… |
… | …11000000100000 |
3 | 100111022022102212 |
4 | 20013213000200 |
5 | 234332300022 |
6 | 21303301252 |
7 | 3242534012 |
oct | 1007470040 |
9 | 314268385 |
10 | 136212512 |
11 | 6a985527 |
12 | 3974a828 |
13 | 222b2427 |
14 | 1413a1b2 |
15 | be593e2 |
hex | 81e7020 |
136212512 has 48 divisors (see below), whose sum is σ = 281481984. Its totient is φ = 64800000.
The previous prime is 136212493. The next prime is 136212521. The reversal of 136212512 is 215212631.
It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.
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, 59387 + ... + 61637.
It is an arithmetic number, because the mean of its divisors is an integer number (5864208).
Almost surely, 2136212512 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 136212512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140740992).
136212512 is an abundant number, since it is smaller than the sum of its proper divisors (145269472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136212512 is a wasteful number, since it uses less digits than its factorization.
136212512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2353 (or 2345 counting only the distinct ones).
The product of its digits is 720, while the sum is 23.
The square root of 136212512 is about 11671.0116099677. The cubic root of 136212512 is about 514.5240356935.
The spelling of 136212512 in words is "one hundred thirty-six million, two hundred twelve thousand, five hundred twelve".
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