Base | Representation |
---|---|
bin | 111001011011010010… |
… | …0111110010100001111 |
3 | 102210022112112101100011 |
4 | 1302312210332110033 |
5 | 4010030442330111 |
6 | 132353051214051 |
7 | 11624016442150 |
oct | 1626644762417 |
9 | 383275471304 |
10 | 123322230031 |
11 | 48334202780 |
12 | 1ba98447327 |
13 | b824580b60 |
14 | 5d7c66b927 |
15 | 331b99a021 |
hex | 1cb693e50f |
123322230031 has 32 divisors (see below), whose sum is σ = 166788292608. Its totient is φ = 88055735040.
The previous prime is 123322229929. The next prime is 123322230071. The reversal of 123322230031 is 130032223321.
It is not a de Polignac number, because 123322230031 - 29 = 123322229519 is a prime.
It is a super-2 number, since 2×1233222300312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 123322229984 and 123322230011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123322230071) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 312495 + ... + 586768.
It is an arithmetic number, because the mean of its divisors is an integer number (5212134144).
Almost surely, 2123322230031 is an apocalyptic number.
123322230031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
123322230031 is a deficient number, since it is larger than the sum of its proper divisors (43466062577).
123322230031 is a wasteful number, since it uses less digits than its factorization.
123322230031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 899431.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 123322230031 its reverse (130032223321), we get a palindrome (253354453352).
It can be divided in two parts, 123322 and 230031, that added together give a palindrome (353353).
The spelling of 123322230031 in words is "one hundred twenty-three billion, three hundred twenty-two million, two hundred thirty thousand, thirty-one".
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