Base | Representation |
---|---|
bin | 1111100001110… |
… | …10110101101100 |
3 | 100002010010012110 |
4 | 13300322311230 |
5 | 231321430203 |
6 | 20532004020 |
7 | 3141141450 |
oct | 760726554 |
9 | 302103173 |
10 | 130264428 |
11 | 67592658 |
12 | 37760610 |
13 | 20cabc58 |
14 | 1342c660 |
15 | b681d03 |
hex | 7c3ad6c |
130264428 has 48 divisors (see below), whose sum is σ = 348364800. Its totient is φ = 37112064.
The previous prime is 130264427. The next prime is 130264429. The reversal of 130264428 is 824462031.
It is an interprime number because it is at equal distance from previous prime (130264427) and next prime (130264429).
It is a junction number, because it is equal to n+sod(n) for n = 130264395 and 130264404.
It is not an unprimeable number, because it can be changed into a prime (130264423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30148 + ... + 34196.
It is an arithmetic number, because the mean of its divisors is an integer number (7257600).
Almost surely, 2130264428 is an apocalyptic number.
It is an amenable number.
130264428 is an abundant number, since it is smaller than the sum of its proper divisors (218100372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130264428 is a wasteful number, since it uses less digits than its factorization.
130264428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4446 (or 4444 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 30.
The square root of 130264428 is about 11413.3442951661. The cubic root of 130264428 is about 506.9229407215.
The spelling of 130264428 in words is "one hundred thirty million, two hundred sixty-four thousand, four hundred twenty-eight".
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