Base | Representation |
---|---|
bin | 10011001101011010… |
… | …11110010110011100 |
3 | 222121201222100200101 |
4 | 21212231132112130 |
5 | 132110130201140 |
6 | 4423210110444 |
7 | 513366112354 |
oct | 114655362634 |
9 | 28551870611 |
10 | 10313131420 |
11 | 4412548309 |
12 | 1bb9a1b424 |
13 | c84835237 |
14 | 6db993b64 |
15 | 40561299a |
hex | 266b5e59c |
10313131420 has 12 divisors (see below), whose sum is σ = 21657576024. Its totient is φ = 4125252560.
The previous prime is 10313131373. The next prime is 10313131427. The reversal of 10313131420 is 2413131301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10313131427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257828266 + ... + 257828305.
It is an arithmetic number, because the mean of its divisors is an integer number (1804798002).
Almost surely, 210313131420 is an apocalyptic number.
10313131420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10313131420 is an abundant number, since it is smaller than the sum of its proper divisors (11344444604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10313131420 is a wasteful number, since it uses less digits than its factorization.
10313131420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 515656580 (or 515656578 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 10313131420 its reverse (2413131301), we get a palindrome (12726262721).
The spelling of 10313131420 in words is "ten billion, three hundred thirteen million, one hundred thirty-one thousand, four hundred twenty".
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