Base | Representation |
---|---|
bin | 10011000111000000111… |
… | …000101110101110110111 |
3 | 11122112121020120221112011 |
4 | 103013000320232232313 |
5 | 133003413441402411 |
6 | 2443135401305051 |
7 | 163606230236245 |
oct | 23070070565667 |
9 | 4575536527464 |
10 | 1313201122231 |
11 | 466a1a886769 |
12 | 192610495187 |
13 | 96ab005717b |
14 | 477b8909795 |
15 | 2425cd53c21 |
hex | 131c0e2ebb7 |
1313201122231 has 8 divisors (see below), whose sum is σ = 1318571654400. Its totient is φ = 1307831691000.
The previous prime is 1313201122171. The next prime is 1313201122243. The reversal of 1313201122231 is 1322211023131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1313201122231 - 215 = 1313201089463 is a prime.
It is a super-2 number, since 2×13132011222312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1313201123231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2159160 + ... + 2699698.
It is an arithmetic number, because the mean of its divisors is an integer number (164821456800).
Almost surely, 21313201122231 is an apocalyptic number.
1313201122231 is a deficient number, since it is larger than the sum of its proper divisors (5370532169).
1313201122231 is an equidigital number, since it uses as much as digits as its factorization.
1313201122231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 550469.
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 1313201122231 its reverse (1322211023131), we get a palindrome (2635412145362).
The spelling of 1313201122231 in words is "one trillion, three hundred thirteen billion, two hundred one million, one hundred twenty-two thousand, two hundred thirty-one".
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