Base | Representation |
---|---|
bin | 1001010110001001111… |
… | …01011001101000101111 |
3 | 1010200220020112100211022 |
4 | 10223010331121220233 |
5 | 20230134243310111 |
6 | 403305341244355 |
7 | 32125644022130 |
oct | 4530475315057 |
9 | 1120806470738 |
10 | 321132010031 |
11 | 1142117141a8 |
12 | 522a25636bb |
13 | 24389bb4061 |
14 | 117858d9c87 |
15 | 85479d52db |
hex | 4ac4f59a2f |
321132010031 has 4 divisors (see below), whose sum is σ = 367008011472. Its totient is φ = 275256008592.
The previous prime is 321132010013. The next prime is 321132010103. The reversal of 321132010031 is 130010231123.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130010231123 = 107 ⋅1215048889.
It is a cyclic number.
It is not a de Polignac number, because 321132010031 - 26 = 321132009967 is a prime.
It is a super-2 number, since 2×3211320100312 (a number of 24 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 = 321132009991 and 321132010009.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (321132010831) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22938000710 + ... + 22938000723.
It is an arithmetic number, because the mean of its divisors is an integer number (91752002868).
Almost surely, 2321132010031 is an apocalyptic number.
321132010031 is a deficient number, since it is larger than the sum of its proper divisors (45876001441).
321132010031 is an equidigital number, since it uses as much as digits as its factorization.
321132010031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45876001440.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 321132010031 its reverse (130010231123), we get a palindrome (451142241154).
The spelling of 321132010031 in words is "three hundred twenty-one billion, one hundred thirty-two million, ten thousand, thirty-one".
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