Base | Representation |
---|---|
bin | 111111011111001… |
… | …1101000111110111 |
3 | 12111110112112012000 |
4 | 1332332131013313 |
5 | 13330324121211 |
6 | 551215430343 |
7 | 103535156226 |
oct | 17676350767 |
9 | 5443475160 |
10 | 2130301431 |
11 | 9a3554aa5 |
12 | 4b55253b3 |
13 | 27c46a0bb |
14 | 162cd6cbd |
15 | c7050656 |
hex | 7ef9d1f7 |
2130301431 has 16 divisors (see below), whose sum is σ = 3257809920. Its totient is φ = 1374387480.
The previous prime is 2130301421. The next prime is 2130301447. The reversal of 2130301431 is 1341030312.
It is not a de Polignac number, because 2130301431 - 226 = 2063192567 is a prime.
It is a super-2 number, since 2×21303014312 = 9076368373841295522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130301421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1271745 + ... + 1273418.
It is an arithmetic number, because the mean of its divisors is an integer number (203613120).
Almost surely, 22130301431 is an apocalyptic number.
2130301431 is a deficient number, since it is larger than the sum of its proper divisors (1127508489).
2130301431 is a wasteful number, since it uses less digits than its factorization.
2130301431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2545203 (or 2545197 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 2130301431 is about 46155.1885599008. The cubic root of 2130301431 is about 1286.7090425235.
Adding to 2130301431 its reverse (1341030312), we get a palindrome (3471331743).
The spelling of 2130301431 in words is "two billion, one hundred thirty million, three hundred one thousand, four hundred thirty-one".
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