Base | Representation |
---|---|
bin | 10011000100010100001… |
… | …010100010001110011111 |
3 | 11122021010021212220120120 |
4 | 103010110022202032133 |
5 | 132432000123044411 |
6 | 2441540043450023 |
7 | 163444352356056 |
oct | 23042412421637 |
9 | 4567107786516 |
10 | 1310303331231 |
11 | 465773086474 |
12 | 191b41b26913 |
13 | 9673a8aaa3b |
14 | 475c1b0b39d |
15 | 2413d74e106 |
hex | 131142a239f |
1310303331231 has 16 divisors (see below), whose sum is σ = 1850332115808. Its totient is φ = 821932390400.
The previous prime is 1310303331229. The next prime is 1310303331241. The reversal of 1310303331231 is 1321333030131.
It is a cyclic number.
It is not a de Polignac number, because 1310303331231 - 21 = 1310303331229 is a prime.
It is a super-2 number, since 2×13103033312312 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1310303331221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3223800 + ... + 3607421.
It is an arithmetic number, because the mean of its divisors is an integer number (115645757238).
Almost surely, 21310303331231 is an apocalyptic number.
1310303331231 is a deficient number, since it is larger than the sum of its proper divisors (540028784577).
1310303331231 is a wasteful number, since it uses less digits than its factorization.
1310303331231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6835002.
The product of its (nonzero) digits is 1458, while the sum is 24.
Adding to 1310303331231 its reverse (1321333030131), we get a palindrome (2631636361362).
The spelling of 1310303331231 in words is "one trillion, three hundred ten billion, three hundred three million, three hundred thirty-one thousand, two hundred thirty-one".
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