Base | Representation |
---|---|
bin | 10001101001111110010… |
… | …101010110010111011000 |
3 | 11021222201222120112011010 |
4 | 101221332111112113120 |
5 | 124334314334201240 |
6 | 2325214340133520 |
7 | 153441466262400 |
oct | 21517625262730 |
9 | 4258658515133 |
10 | 1213300303320 |
11 | 428615432906 |
12 | 17718b9972a0 |
13 | 8a54bc62581 |
14 | 42a1cb05800 |
15 | 218626ab280 |
hex | 11a7e5565d8 |
1213300303320 has 96 divisors (see below), whose sum is σ = 4234170466800. Its totient is φ = 277325782272.
The previous prime is 1213300303307. The next prime is 1213300303349. The reversal of 1213300303320 is 233030033121.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103165915 + ... + 103177674.
Almost surely, 21213300303320 is an apocalyptic number.
1213300303320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1213300303320 is an abundant number, since it is smaller than the sum of its proper divisors (3020870163480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1213300303320 is a wasteful number, since it uses less digits than its factorization.
1213300303320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206343617 (or 206343606 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 1213300303320 its reverse (233030033121), we get a palindrome (1446330336441).
The spelling of 1213300303320 in words is "one trillion, two hundred thirteen billion, three hundred million, three hundred three thousand, three hundred twenty".
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