Base | Representation |
---|---|
bin | 111100100010000… |
… | …1000000000110010 |
3 | 12020112220211001110 |
4 | 1321010020000302 |
5 | 13124431441110 |
6 | 533314014150 |
7 | 101222162601 |
oct | 17104100062 |
9 | 5215824043 |
10 | 2031124530 |
11 | 952575a16 |
12 | 488277356 |
13 | 264a54146 |
14 | 153a7ba38 |
15 | bd4aea20 |
hex | 79108032 |
2031124530 has 32 divisors (see below), whose sum is σ = 4919428800. Its totient is φ = 536663232.
The previous prime is 2031124507. The next prime is 2031124553. The reversal of 2031124530 is 354211302.
It is an interprime number because it is at equal distance from previous prime (2031124507) and next prime (2031124553).
It is a junction number, because it is equal to n+sod(n) for n = 2031124497 and 2031124506.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307300 + ... + 313839.
It is an arithmetic number, because the mean of its divisors is an integer number (153732150).
Almost surely, 22031124530 is an apocalyptic number.
2031124530 is an abundant number, since it is smaller than the sum of its proper divisors (2888304270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031124530 is a wasteful number, since it uses less digits than its factorization.
2031124530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 621258.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 2031124530 is about 45067.9989571314. The cubic root of 2031124530 is about 1266.4231781131.
Adding to 2031124530 its reverse (354211302), we get a palindrome (2385335832).
The spelling of 2031124530 in words is "two billion, thirty-one million, one hundred twenty-four thousand, five hundred thirty".
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