Base | Representation |
---|---|
bin | 1111100001000… |
… | …00011001011101 |
3 | 100001220121122020 |
4 | 13300200121131 |
5 | 231304444000 |
6 | 20525410353 |
7 | 3140210631 |
oct | 760403135 |
9 | 301817566 |
10 | 130156125 |
11 | 67519250 |
12 | 377099b9 |
13 | 20c71878 |
14 | 13400dc1 |
15 | b65eba0 |
hex | 7c2065d |
130156125 has 64 divisors (see below), whose sum is σ = 239016960. Its totient is φ = 62376000.
The previous prime is 130156123. The next prime is 130156129. The reversal of 130156125 is 521651031.
It is not a de Polignac number, because 130156125 - 21 = 130156123 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 130156095 and 130156104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130156123) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 573262 + ... + 573488.
It is an arithmetic number, because the mean of its divisors is an integer number (3734640).
Almost surely, 2130156125 is an apocalyptic number.
130156125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
130156125 is a deficient number, since it is larger than the sum of its proper divisors (108860835).
130156125 is a wasteful number, since it uses less digits than its factorization.
130156125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 395 (or 385 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 24.
The square root of 130156125 is about 11408.5987307820. The cubic root of 130156125 is about 506.7824150276.
The spelling of 130156125 in words is "one hundred thirty million, one hundred fifty-six thousand, one hundred twenty-five".
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