Base | Representation |
---|---|
bin | 10011000100001001010… |
… | …011011000111010110111 |
3 | 11122020122120222202110222 |
4 | 103010021103120322313 |
5 | 132431112000244111 |
6 | 2441510014004555 |
7 | 163440010430366 |
oct | 23041123307267 |
9 | 4566576882428 |
10 | 1310121103031 |
11 | 46568a231754 |
12 | 191ab0aa675b |
13 | 9670bc068c0 |
14 | 475a58337dd |
15 | 2412c7557db |
hex | 131094d8eb7 |
1310121103031 has 8 divisors (see below), whose sum is σ = 1410998644944. Its totient is φ = 1209257703360.
The previous prime is 1310121103021. The next prime is 1310121103051. The reversal of 1310121103031 is 1303011210131.
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 1310121103031 - 218 = 1310120840887 is a prime.
It is a super-2 number, since 2×13101211030312 (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 (1310121103021) 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, 3342761 + ... + 3714066.
It is an arithmetic number, because the mean of its divisors is an integer number (176374830618).
Almost surely, 21310121103031 is an apocalyptic number.
1310121103031 is a deficient number, since it is larger than the sum of its proper divisors (100877541913).
1310121103031 is a wasteful number, since it uses less digits than its factorization.
1310121103031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7071121.
The product of its (nonzero) digits is 54, while the sum is 17.
Adding to 1310121103031 its reverse (1303011210131), we get a palindrome (2613132313162).
The spelling of 1310121103031 in words is "one trillion, three hundred ten billion, one hundred twenty-one million, one hundred three thousand, thirty-one".
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