Base | Representation |
---|---|
bin | 11101000011101111… |
… | …111010000010011001 |
3 | 2222112110221111111202 |
4 | 131003233322002121 |
5 | 1002400024344113 |
6 | 22200030203545 |
7 | 2153125356413 |
oct | 350357720231 |
9 | 88473844452 |
10 | 31201403033 |
11 | 122614189a9 |
12 | 60693535b5 |
13 | 2c3325b078 |
14 | 171dc219b3 |
15 | c29340258 |
hex | 743bfa099 |
31201403033 has 32 divisors (see below), whose sum is σ = 35671933440. Its totient is φ = 27108587520.
The previous prime is 31201403017. The next prime is 31201403039. The reversal of 31201403033 is 33030410213.
It is a cyclic number.
It is not a de Polignac number, because 31201403033 - 24 = 31201403017 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31201402996 and 31201403014.
It is not an unprimeable number, because it can be changed into a prime (31201403039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3532763 + ... + 3541583.
It is an arithmetic number, because the mean of its divisors is an integer number (1114747920).
Almost surely, 231201403033 is an apocalyptic number.
It is an amenable number.
31201403033 is a deficient number, since it is larger than the sum of its proper divisors (4470530407).
31201403033 is a wasteful number, since it uses less digits than its factorization.
31201403033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9137.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 31201403033 its reverse (33030410213), we get a palindrome (64231813246).
The spelling of 31201403033 in words is "thirty-one billion, two hundred one million, four hundred three thousand, thirty-three".
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