Base | Representation |
---|---|
bin | 10001101001110010011… |
… | …001110000001101111100 |
3 | 11021222020000220201121202 |
4 | 101221302121300031330 |
5 | 124333412113144241 |
6 | 2325142425515032 |
7 | 153433515660242 |
oct | 21516231601574 |
9 | 4258200821552 |
10 | 1213100131196 |
11 | 4285224425a8 |
12 | 177134942a78 |
13 | 8a519647b25 |
14 | 42a002ba792 |
15 | 2184ed1ad9b |
hex | 11a7267037c |
1213100131196 has 24 divisors (see below), whose sum is σ = 2136547662480. Its totient is φ = 602658306432.
The previous prime is 1213100131141. The next prime is 1213100131249. The reversal of 1213100131196 is 6911310013121.
It is a super-2 number, since 2×12131001311962 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
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, 21178331 + ... + 21235533.
It is an arithmetic number, because the mean of its divisors is an integer number (89022819270).
Almost surely, 21213100131196 is an apocalyptic number.
It is an amenable number.
1213100131196 is a deficient number, since it is larger than the sum of its proper divisors (923447531284).
1213100131196 is a wasteful number, since it uses less digits than its factorization.
1213100131196 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91133 (or 91131 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 29.
The spelling of 1213100131196 in words is "one trillion, two hundred thirteen billion, one hundred million, one hundred thirty-one thousand, one hundred ninety-six".
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