Base | Representation |
---|---|
bin | 1110001111100100000110… |
… | …00110110011111011111011 |
3 | 11002220021020101112100012022 |
4 | 13013302003012303323323 |
5 | 13101131103341421243 |
6 | 150340414253105055 |
7 | 6411606040556564 |
oct | 707620306637373 |
9 | 132807211470168 |
10 | 31321101123323 |
11 | 9a86228054540 |
12 | 361a2a548818b |
13 | 146274b09637b |
14 | 7a3d4116d16b |
15 | 394b01473b68 |
hex | 1c7c831b3efb |
31321101123323 has 8 divisors (see below), whose sum is σ = 34170271292016. Its totient is φ = 28472230511200.
The previous prime is 31321101123293. The next prime is 31321101123421. The reversal of 31321101123323 is 32332110112313.
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 31321101123323 - 224 = 31321084346107 is a prime.
It is a super-2 number, since 2×313211011233232 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31321101123292 and 31321101123301.
It is not an unprimeable number, because it can be changed into a prime (31321101123523) 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, 74670488 + ... + 75088773.
It is an arithmetic number, because the mean of its divisors is an integer number (4271283911502).
Almost surely, 231321101123323 is an apocalyptic number.
31321101123323 is a deficient number, since it is larger than the sum of its proper divisors (2849170168693).
31321101123323 is a wasteful number, since it uses less digits than its factorization.
31321101123323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149778285.
The product of its (nonzero) digits is 1944, while the sum is 26.
Adding to 31321101123323 its reverse (32332110112313), we get a palindrome (63653211235636).
The spelling of 31321101123323 in words is "thirty-one trillion, three hundred twenty-one billion, one hundred one million, one hundred twenty-three thousand, three hundred twenty-three".
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