Base | Representation |
---|---|
bin | 10000001101110… |
… | …00000111001110 |
3 | 100110221112221201 |
4 | 20012320013032 |
5 | 234310123210 |
6 | 21255220114 |
7 | 3241104010 |
oct | 1006700716 |
9 | 313845851 |
10 | 136020430 |
11 | 6a864187 |
12 | 3967763a |
13 | 22245b80 |
14 | 140ca1b0 |
15 | be1c53a |
hex | 81b81ce |
136020430 has 64 divisors (see below), whose sum is σ = 317237760. Its totient is φ = 40777344.
The previous prime is 136020407. The next prime is 136020457. The reversal of 136020430 is 34020631.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a junction number, because it is equal to n+sod(n) for n = 136020398 and 136020407.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13357 + ... + 21223.
It is an arithmetic number, because the mean of its divisors is an integer number (4956840).
Almost surely, 2136020430 is an apocalyptic number.
136020430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
136020430 is an abundant number, since it is smaller than the sum of its proper divisors (181217330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136020430 is a wasteful number, since it uses less digits than its factorization.
136020430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7913.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 136020430 is about 11662.7796858210. The cubic root of 136020430 is about 514.2820674712.
The spelling of 136020430 in words is "one hundred thirty-six million, twenty thousand, four hundred thirty".
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