Base | Representation |
---|---|
bin | 10000001110001… |
… | …00110101110000 |
3 | 100111001012110110 |
4 | 20013010311300 |
5 | 234313310220 |
6 | 21300301320 |
7 | 3241412001 |
oct | 1007046560 |
9 | 314035413 |
10 | 136072560 |
11 | 6a89a368 |
12 | 396a1840 |
13 | 22263810 |
14 | 141011a8 |
15 | be2cbe0 |
hex | 81c4d70 |
136072560 has 80 divisors (see below), whose sum is σ = 454283424. Its totient is φ = 33494016.
The previous prime is 136072549. The next prime is 136072583. The reversal of 136072560 is 65270631.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18687 + ... + 24926.
Almost surely, 2136072560 is an apocalyptic number.
136072560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
136072560 is an abundant number, since it is smaller than the sum of its proper divisors (318210864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136072560 is a wasteful number, since it uses less digits than its factorization.
136072560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43642 (or 43636 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 30.
The square root of 136072560 is about 11665.0143591853. The cubic root of 136072560 is about 514.3477588284.
It can be divided in two parts, 1360 and 72560, that added together give a triangular number (73920 = T384).
The spelling of 136072560 in words is "one hundred thirty-six million, seventy-two thousand, five hundred sixty".
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