Base | Representation |
---|---|
bin | 111111010000000100… |
… | …1110111001000000100 |
3 | 110222121021211222010200 |
4 | 1332200021313020010 |
5 | 4211140204111303 |
6 | 142222212050500 |
7 | 12546005551053 |
oct | 1764011671004 |
9 | 428537758120 |
10 | 135830925828 |
11 | 5267301aaa4 |
12 | 223a9603a30 |
13 | ca68c237c0 |
14 | 6807a6639a |
15 | 37eec003a3 |
hex | 1fa0277204 |
135830925828 has 36 divisors (see below), whose sum is σ = 369761966028. Its totient is φ = 41794130880.
The previous prime is 135830925827. The next prime is 135830925833. The reversal of 135830925828 is 828529038531.
135830925828 is a `hidden beast` number, since 1 + 3 + 58 + 3 + 0 + 9 + 2 + 582 + 8 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 92453699844 + 43377225984 = 304062^2 + 208272^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×1358309258282 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (135830925827) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145118043 + ... + 145118978.
It is an arithmetic number, because the mean of its divisors is an integer number (10271165723).
Almost surely, 2135830925828 is an apocalyptic number.
135830925828 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
135830925828 is an abundant number, since it is smaller than the sum of its proper divisors (233931040200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
135830925828 is a wasteful number, since it uses less digits than its factorization.
135830925828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 290237044 (or 290237039 counting only the distinct ones).
The product of its (nonzero) digits is 4147200, while the sum is 54.
The spelling of 135830925828 in words is "one hundred thirty-five billion, eight hundred thirty million, nine hundred twenty-five thousand, eight hundred twenty-eight".
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