Base | Representation |
---|---|
bin | 100011011110010000101011… |
… | …0010100000100001100001111 |
3 | 1111220210000220211212111200002 |
4 | 1012330201112110010030033 |
5 | 311344133012422023211 |
6 | 3023341011251554515 |
7 | 122502601534322555 |
oct | 10674412624041417 |
9 | 1456700824774602 |
10 | 312022232220431 |
11 | 9046898175a617 |
12 | 2abb3bba2bba3b |
13 | 10514754aa2505 |
14 | 5709d56d63bd5 |
15 | 261163347e03b |
hex | 11bc85650430f |
312022232220431 has 16 divisors (see below), whose sum is σ = 330996943768320. Its totient is φ = 293116962625920.
The previous prime is 312022232220371. The next prime is 312022232220437. The reversal of 312022232220431 is 134022232220213.
It is a cyclic number.
It is not a de Polignac number, because 312022232220431 - 210 = 312022232219407 is a prime.
It is a super-2 number, since 2×3120222322204312 (a number of 30 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 312022232220394 and 312022232220403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312022232220437) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12068510 + ... + 27743348.
It is an arithmetic number, because the mean of its divisors is an integer number (20687308985520).
Almost surely, 2312022232220431 is an apocalyptic number.
312022232220431 is a deficient number, since it is larger than the sum of its proper divisors (18974711547889).
312022232220431 is a wasteful number, since it uses less digits than its factorization.
312022232220431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15677054.
The product of its (nonzero) digits is 13824, while the sum is 29.
Adding to 312022232220431 its reverse (134022232220213), we get a palindrome (446044464440644).
The spelling of 312022232220431 in words is "three hundred twelve trillion, twenty-two billion, two hundred thirty-two million, two hundred twenty thousand, four hundred thirty-one".
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