Base | Representation |
---|---|
bin | 1111100001011… |
… | …10011111101101 |
3 | 100002000112211220 |
4 | 13300232133231 |
5 | 231313320434 |
6 | 20530533553 |
7 | 3140541162 |
oct | 760563755 |
9 | 302015756 |
10 | 130213869 |
11 | 67558675 |
12 | 377372b9 |
13 | 20c91c36 |
14 | 13418069 |
15 | b671d49 |
hex | 7c2e7ed |
130213869 has 8 divisors (see below), whose sum is σ = 174944352. Its totient is φ = 86146320.
The previous prime is 130213861. The next prime is 130213873. The reversal of 130213869 is 968312031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 130213869 - 23 = 130213861 is a prime.
It is a super-2 number, since 2×1302138692 = 33911303359898322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130213861) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165274 + ... + 166059.
It is an arithmetic number, because the mean of its divisors is an integer number (21868044).
Almost surely, 2130213869 is an apocalyptic number.
It is an amenable number.
130213869 is a deficient number, since it is larger than the sum of its proper divisors (44730483).
130213869 is a wasteful number, since it uses less digits than its factorization.
130213869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 331467.
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 130213869 is about 11411.1291728733. The cubic root of 130213869 is about 506.8573489251.
The spelling of 130213869 in words is "one hundred thirty million, two hundred thirteen thousand, eight hundred sixty-nine".
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