Base | Representation |
---|---|
bin | 11111111101000110… |
… | …111011001100001111 |
3 | 10021120012121200012011 |
4 | 133331012323030033 |
5 | 1030232133101111 |
6 | 23432400322051 |
7 | 2323156401202 |
oct | 377506731417 |
9 | 107505550164 |
10 | 34311222031 |
11 | 13607876a49 |
12 | 6796913327 |
13 | 330a613458 |
14 | 1936c53939 |
15 | d5c378021 |
hex | 7fd1bb30f |
34311222031 has 4 divisors (see below), whose sum is σ = 34358032072. Its totient is φ = 34264411992.
The previous prime is 34311222017. The next prime is 34311222053. The reversal of 34311222031 is 13022211343.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13022211343 = 88651 ⋅146893.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-34311222031 is a prime.
It is a super-2 number, since 2×343112220312 (a number of 22 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 = 34311221993 and 34311222011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34311222331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23403921 + ... + 23405386.
It is an arithmetic number, because the mean of its divisors is an integer number (8589508018).
Almost surely, 234311222031 is an apocalyptic number.
34311222031 is a deficient number, since it is larger than the sum of its proper divisors (46810041).
34311222031 is an equidigital number, since it uses as much as digits as its factorization.
34311222031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46810040.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 34311222031 its reverse (13022211343), we get a palindrome (47333433374).
The spelling of 34311222031 in words is "thirty-four billion, three hundred eleven million, two hundred twenty-two thousand, thirty-one".
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