Base | Representation |
---|---|
bin | 100011100110010000010101… |
… | …0000010011100010110000001 |
3 | 1112001200002000221020101001210 |
4 | 1013030200222002130112001 |
5 | 312020133302230443131 |
6 | 3025541445124520333 |
7 | 122645150206160640 |
oct | 10714405202342601 |
9 | 1461602027211053 |
10 | 313121001031041 |
11 | 90851964041815 |
12 | 2b150b458500a9 |
13 | 10594250785b48 |
14 | 57471ccadd357 |
15 | 262eee0cd3146 |
hex | 11cc82a09c581 |
313121001031041 has 64 divisors (see below), whose sum is σ = 500185835347968. Its totient is φ = 170355954413568.
The previous prime is 313121001031021. The next prime is 313121001031103. The reversal of 313121001031041 is 140130100121313.
It is not a de Polignac number, because 313121001031041 - 237 = 312983562077569 is a prime.
It is a super-2 number, since 2×3131210010310412 (a number of 30 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 313121001030999 and 313121001031017.
It is not an unprimeable number, because it can be changed into a prime (313121001031021) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 153581575 + ... + 155607011.
It is an arithmetic number, because the mean of its divisors is an integer number (7815403677312).
Almost surely, 2313121001031041 is an apocalyptic number.
It is an amenable number.
313121001031041 is a deficient number, since it is larger than the sum of its proper divisors (187064834316927).
313121001031041 is a wasteful number, since it uses less digits than its factorization.
313121001031041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2026950.
The product of its (nonzero) digits is 216, while the sum is 21.
Adding to 313121001031041 its reverse (140130100121313), we get a palindrome (453251101152354).
The spelling of 313121001031041 in words is "three hundred thirteen trillion, one hundred twenty-one billion, one million, thirty-one thousand, forty-one".
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