Base | Representation |
---|---|
bin | 10011000100010101010… |
… | …001110011010000100100 |
3 | 11122021011121001001110002 |
4 | 103010111101303100210 |
5 | 132432014413410340 |
6 | 2441541552120432 |
7 | 163445000225363 |
oct | 23042521632044 |
9 | 4567147031402 |
10 | 1310322013220 |
11 | 465782686530 |
12 | 191b48236118 |
13 | 9674171c27c |
14 | 475c43b17da |
15 | 241401de715 |
hex | 13115473424 |
1310322013220 has 24 divisors (see below), whose sum is σ = 3001828612608. Its totient is φ = 476480732000.
The previous prime is 1310322013183. The next prime is 1310322013241. The reversal of 1310322013220 is 223102230131.
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 = 1310322013192 and 1310322013201.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2978004356 + ... + 2978004795.
It is an arithmetic number, because the mean of its divisors is an integer number (125076192192).
Almost surely, 21310322013220 is an apocalyptic number.
1310322013220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1310322013220 is an abundant number, since it is smaller than the sum of its proper divisors (1691506599388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1310322013220 is a wasteful number, since it uses less digits than its factorization.
1310322013220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5956009171 (or 5956009169 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 1310322013220 its reverse (223102230131), we get a palindrome (1533424243351).
The spelling of 1310322013220 in words is "one trillion, three hundred ten billion, three hundred twenty-two million, thirteen thousand, two hundred twenty".
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