Base | Representation |
---|---|
bin | 1100011001111110011… |
… | …0001111100110000100 |
3 | 202101010110120121110000 |
4 | 3012133212033212010 |
5 | 11442443014001241 |
6 | 241524441001300 |
7 | 21253404416262 |
oct | 3063746174604 |
9 | 671113517400 |
10 | 213131000196 |
11 | 8242a990a84 |
12 | 35381183230 |
13 | 1713789998a |
14 | a45bdcb432 |
15 | 5826150eb6 |
hex | 319f98f984 |
213131000196 has 60 divisors (see below), whose sum is σ = 558636952720. Its totient is φ = 70856175600.
The previous prime is 213131000191. The next prime is 213131000207. The reversal of 213131000196 is 691000131312.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (213131000191) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 745030 + ... + 990621.
Almost surely, 2213131000196 is an apocalyptic number.
It is an amenable number.
213131000196 is an abundant number, since it is smaller than the sum of its proper divisors (345505952524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213131000196 is a wasteful number, since it uses less digits than its factorization.
213131000196 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1736046 (or 1736035 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 27.
The spelling of 213131000196 in words is "two hundred thirteen billion, one hundred thirty-one million, one hundred ninety-six", and thus it is an aban number.
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