Base | Representation |
---|---|
bin | 100011011110010100111010… |
… | …0100110001110001110100001 |
3 | 1111220210220101220101100011221 |
4 | 1012330221310212032032201 |
5 | 311344310131014344301 |
6 | 3023345114133535041 |
7 | 122503343150202400 |
oct | 10674516446161641 |
9 | 1456726356340157 |
10 | 312031330231201 |
11 | 90471820303789 |
12 | 2abb59191a4481 |
13 | 1051557494aa39 |
14 | 570a57b3ad637 |
15 | 26119b706ada1 |
hex | 11bca7498e3a1 |
312031330231201 has 12 divisors (see below), whose sum is σ = 363837394826580. Its totient is φ = 266820139847520.
The previous prime is 312031330231193. The next prime is 312031330231219. The reversal of 312031330231201 is 102132033130213.
It can be written as a sum of positive squares in 2 ways, for example, as 105476515070976 + 206554815160225 = 10270176^2 + 14372015^2 .
It is not a de Polignac number, because 312031330231201 - 23 = 312031330231193 is a prime.
It is a super-2 number, since 2×3120313302312012 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7562908506 + ... + 7562949763.
It is an arithmetic number, because the mean of its divisors is an integer number (30319782902215).
Almost surely, 2312031330231201 is an apocalyptic number.
It is an amenable number.
312031330231201 is a deficient number, since it is larger than the sum of its proper divisors (51806064595379).
312031330231201 is a wasteful number, since it uses less digits than its factorization.
312031330231201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15125858704 (or 15125858697 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 25.
Adding to 312031330231201 its reverse (102132033130213), we get a palindrome (414163363361414).
The spelling of 312031330231201 in words is "three hundred twelve trillion, thirty-one billion, three hundred thirty million, two hundred thirty-one thousand, two hundred one".
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