Base | Representation |
---|---|
bin | 10011010111111000111… |
… | …110110001101000000111 |
3 | 11201021101010102000011111 |
4 | 103113320332301220013 |
5 | 133303021424201411 |
6 | 2455333444545451 |
7 | 165120255065014 |
oct | 23277076615007 |
9 | 4637333360144 |
10 | 1331322100231 |
11 | 473679688742 |
12 | 1960290b2287 |
13 | 9870a364866 |
14 | 4861742870b |
15 | 2496db57721 |
hex | 135f8fb1a07 |
1331322100231 has 8 divisors (see below), whose sum is σ = 1374325428224. Its totient is φ = 1288322363160.
The previous prime is 1331322100219. The next prime is 1331322100259. The reversal of 1331322100231 is 1320012231331.
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 1331322100231 - 225 = 1331288545799 is a prime.
It is a super-2 number, since 2×13313221002312 (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 (1331322100201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133935 + ... + 1637248.
It is an arithmetic number, because the mean of its divisors is an integer number (171790678528).
Almost surely, 21331322100231 is an apocalyptic number.
1331322100231 is a deficient number, since it is larger than the sum of its proper divisors (43003327993).
1331322100231 is a wasteful number, since it uses less digits than its factorization.
1331322100231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1795461.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 1331322100231 its reverse (1320012231331), we get a palindrome (2651334331562).
The spelling of 1331322100231 in words is "one trillion, three hundred thirty-one billion, three hundred twenty-two million, one hundred thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •