Base | Representation |
---|---|
bin | 1001000101110010001… |
… | …00010000001011010001 |
3 | 1002212012200121021122022 |
4 | 10202321010100023101 |
5 | 20104134142420410 |
6 | 355253240421225 |
7 | 31365065554013 |
oct | 4427104201321 |
9 | 1085180537568 |
10 | 312342545105 |
11 | 1105112510a8 |
12 | 5064aa77815 |
13 | 235b8c39336 |
14 | 1119044a1b3 |
15 | 81d1044455 |
hex | 48b91102d1 |
312342545105 has 16 divisors (see below), whose sum is σ = 377034127680. Its totient is φ = 248395387968.
The previous prime is 312342545087. The next prime is 312342545129. The reversal of 312342545105 is 501545243213.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-312342545105 is a prime.
It is a super-2 number, since 2×3123425451052 (a number of 24 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 524114 + ... + 948356.
It is an arithmetic number, because the mean of its divisors is an integer number (23564632980).
Almost surely, 2312342545105 is an apocalyptic number.
It is an amenable number.
312342545105 is a deficient number, since it is larger than the sum of its proper divisors (64691582575).
312342545105 is a wasteful number, since it uses less digits than its factorization.
312342545105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 425120.
The product of its (nonzero) digits is 72000, while the sum is 35.
Adding to 312342545105 its reverse (501545243213), we get a palindrome (813887788318).
The spelling of 312342545105 in words is "three hundred twelve billion, three hundred forty-two million, five hundred forty-five thousand, one hundred five".
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