Base | Representation |
---|---|
bin | 11111111101000111… |
… | …010001001111000001 |
3 | 10021120012210021001020 |
4 | 133331013101033001 |
5 | 1030232143443241 |
6 | 23432402300053 |
7 | 2323160225346 |
oct | 377507211701 |
9 | 107505707036 |
10 | 34311312321 |
11 | 13607928870 |
12 | 6796957629 |
13 | 330a645590 |
14 | 1936c787cd |
15 | d5c394b66 |
hex | 7fd1d13c1 |
34311312321 has 32 divisors (see below), whose sum is σ = 54482692992. Its totient is φ = 18932175360.
The previous prime is 34311312281. The next prime is 34311312331. The reversal of 34311312321 is 12321311343.
It is not a de Polignac number, because 34311312321 - 218 = 34311050177 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 34311312291 and 34311312300.
It is not an unprimeable number, because it can be changed into a prime (34311312331) 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, 516490 + ... + 579123.
It is an arithmetic number, because the mean of its divisors is an integer number (1702584156).
Almost surely, 234311312321 is an apocalyptic number.
It is an amenable number.
34311312321 is a deficient number, since it is larger than the sum of its proper divisors (20171380671).
34311312321 is a wasteful number, since it uses less digits than its factorization.
34311312321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1095713.
The product of its digits is 1296, while the sum is 24.
Adding to 34311312321 its reverse (12321311343), we get a palindrome (46632623664).
The spelling of 34311312321 in words is "thirty-four billion, three hundred eleven million, three hundred twelve thousand, three hundred twenty-one".
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