Base | Representation |
---|---|
bin | 100111001001001… |
… | …1011010001001010 |
3 | 10101112111022222020 |
4 | 1032102123101022 |
5 | 10142221000010 |
6 | 334155505310 |
7 | 44356111263 |
oct | 11622332112 |
9 | 3345438866 |
10 | 1313453130 |
11 | 614456860 |
12 | 307a58236 |
13 | 17c168502 |
14 | c662396a |
15 | 7a49b470 |
hex | 4e49b44a |
1313453130 has 32 divisors (see below), whose sum is σ = 3438859968. Its totient is φ = 318412800.
The previous prime is 1313453129. The next prime is 1313453137. The reversal of 1313453130 is 313543131.
It is a self number, because there is not a number n which added to its sum of digits gives 1313453130.
It is not an unprimeable number, because it can be changed into a prime (1313453137) 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, 1989751 + ... + 1990410.
It is an arithmetic number, because the mean of its divisors is an integer number (107464374).
Almost surely, 21313453130 is an apocalyptic number.
1313453130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1313453130 is an abundant number, since it is smaller than the sum of its proper divisors (2125406838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1313453130 is a wasteful number, since it uses less digits than its factorization.
1313453130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3980182.
The product of its (nonzero) digits is 1620, while the sum is 24.
The square root of 1313453130 is about 36241.5939219014. The cubic root of 1313453130 is about 1095.1447526574.
Adding to 1313453130 its reverse (313543131), we get a palindrome (1626996261).
Subtracting from 1313453130 its reverse (313543131), we obtain a palindrome (999909999).
The spelling of 1313453130 in words is "one billion, three hundred thirteen million, four hundred fifty-three thousand, one hundred thirty".
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