Base | Representation |
---|---|
bin | 10011000110110101000… |
… | …101110101011110010000 |
3 | 11122112002110020000221202 |
4 | 103012311011311132100 |
5 | 133003012311343440 |
6 | 2443104012010332 |
7 | 163601305214240 |
oct | 23066505653620 |
9 | 4575073200852 |
10 | 1313003231120 |
11 | 466929104199 |
12 | 1925761609a8 |
13 | 96a7b05aa39 |
14 | 4779a515b20 |
15 | 2424a7b4615 |
hex | 131b5175790 |
1313003231120 has 80 divisors (see below), whose sum is σ = 3563067806208. Its totient is φ = 440594388480.
The previous prime is 1313003231119. The next prime is 1313003231153. The reversal of 1313003231120 is 211323003131.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 1313003231092 and 1313003231101.
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, 24916751 + ... + 24969390.
Almost surely, 21313003231120 is an apocalyptic number.
1313003231120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1313003231120 is an abundant number, since it is smaller than the sum of its proper divisors (2250064575088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1313003231120 is a wasteful number, since it uses less digits than its factorization.
1313003231120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49886208 (or 49886202 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 1313003231120 its reverse (211323003131), we get a palindrome (1524326234251).
The spelling of 1313003231120 in words is "one trillion, three hundred thirteen billion, three million, two hundred thirty-one thousand, one hundred twenty".
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