Base | Representation |
---|---|
bin | 1111100101001… |
… | …10101001010000 |
3 | 100002221112220222 |
4 | 13302212221100 |
5 | 231430043000 |
6 | 20545252212 |
7 | 3144661025 |
oct | 762465120 |
9 | 302845828 |
10 | 130706000 |
11 | 67864397 |
12 | 37934068 |
13 | 21104c39 |
14 | 1350554c |
15 | b71ca85 |
hex | 7ca6a50 |
130706000 has 40 divisors (see below), whose sum is σ = 316051944. Its totient is φ = 52281600.
The previous prime is 130705999. The next prime is 130706011. The reversal of 130706000 is 607031.
It can be written as a sum of positive squares in 4 ways, for example, as 15376 + 130690624 = 124^2 + 11432^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a self number, because there is not a number n which added to its sum of digits gives 130706000.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30677 + ... + 34676.
Almost surely, 2130706000 is an apocalyptic number.
130706000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130706000 is an abundant number, since it is smaller than the sum of its proper divisors (185345944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130706000 is an equidigital number, since it uses as much as digits as its factorization.
130706000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65376 (or 65360 counting only the distinct ones).
The product of its (nonzero) digits is 126, while the sum is 17.
The square root of 130706000 is about 11432.6724784715. The cubic root of 130706000 is about 507.4950859773.
The spelling of 130706000 in words is "one hundred thirty million, seven hundred six thousand".
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