Base | Representation |
---|---|
bin | 10011001110011001100… |
… | …100000000011110000110 |
3 | 11200022001220122101012111 |
4 | 103032121210000132012 |
5 | 133121134104004110 |
6 | 2450530325011234 |
7 | 164306602606114 |
oct | 23163144003606 |
9 | 4608056571174 |
10 | 1321131313030 |
11 | 46a31a203461 |
12 | 194064253b1a |
13 | 97774c97569 |
14 | 47d2bc00ab4 |
15 | 2457415ee8a |
hex | 13399900786 |
1321131313030 has 16 divisors (see below), whose sum is σ = 2454747214464. Its totient is φ = 511405669440.
The previous prime is 1321131313009. The next prime is 1321131313049. The reversal of 1321131313030 is 303131311231.
It is a junction number, because it is equal to n+sod(n) for n = 1321131312992 and 1321131313010.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2130856647 + ... + 2130857266.
It is an arithmetic number, because the mean of its divisors is an integer number (153421700904).
Almost surely, 21321131313030 is an apocalyptic number.
1321131313030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1321131313030 is a deficient number, since it is larger than the sum of its proper divisors (1133615901434).
1321131313030 is a wasteful number, since it uses less digits than its factorization.
1321131313030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4261713951.
The product of its (nonzero) digits is 486, while the sum is 22.
Adding to 1321131313030 its reverse (303131311231), we get a palindrome (1624262624261).
The spelling of 1321131313030 in words is "one trillion, three hundred twenty-one billion, one hundred thirty-one million, three hundred thirteen thousand, thirty".
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