Base | Representation |
---|---|
bin | 10000001101111… |
… | …00100100011000 |
3 | 100110222110222122 |
4 | 20012330210120 |
5 | 234311214210 |
6 | 21255440412 |
7 | 3241211141 |
oct | 1006744430 |
9 | 313873878 |
10 | 136038680 |
11 | 6a876968 |
12 | 39686108 |
13 | 2225127b |
14 | 140d2ac8 |
15 | be22b55 |
hex | 81bc918 |
136038680 has 48 divisors (see below), whose sum is σ = 313765920. Its totient is φ = 53059712.
The previous prime is 136038673. The next prime is 136038691. The reversal of 136038680 is 86830631.
It is a happy number.
It is a super-2 number, since 2×1360386802 = 37013044912284800, which contains 22 as substring.
It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 136038680.
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 11 ways as a sum of consecutive naturals, for example, 505586 + ... + 505854.
It is an arithmetic number, because the mean of its divisors is an integer number (6536790).
Almost surely, 2136038680 is an apocalyptic number.
136038680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 136038680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156882960).
136038680 is an abundant number, since it is smaller than the sum of its proper divisors (177727240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136038680 is an equidigital number, since it uses as much as digits as its factorization.
136038680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 596 (or 323 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 35.
The square root of 136038680 is about 11663.5620631092. The cubic root of 136038680 is about 514.3050670260.
The spelling of 136038680 in words is "one hundred thirty-six million, thirty-eight thousand, six hundred eighty".
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