Base | Representation |
---|---|
bin | 10110011100000001… |
… | …11101101111100001 |
3 | 1011002112020010202111 |
4 | 23032000331233201 |
5 | 144132322401420 |
6 | 5311201515321 |
7 | 604342544425 |
oct | 131600755741 |
9 | 34075203674 |
10 | 12046293985 |
11 | 5121900a70 |
12 | 2402342b41 |
13 | 119c92310b |
14 | 823c2cb85 |
15 | 4a786745a |
hex | 2ce03dbe1 |
12046293985 has 16 divisors (see below), whose sum is σ = 15773988672. Its totient is φ = 8758555200.
The previous prime is 12046293971. The next prime is 12046293989. The reversal of 12046293985 is 58939264021.
It is a de Polignac number, because none of the positive numbers 2k-12046293985 is a prime.
It is a super-2 number, since 2×120462939852 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12046293989) 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, 188347 + ... + 244063.
It is an arithmetic number, because the mean of its divisors is an integer number (985874292).
Almost surely, 212046293985 is an apocalyptic number.
It is an amenable number.
12046293985 is a deficient number, since it is larger than the sum of its proper divisors (3727694687).
12046293985 is a wasteful number, since it uses less digits than its factorization.
12046293985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59664.
The product of its (nonzero) digits is 933120, while the sum is 49.
The spelling of 12046293985 in words is "twelve billion, forty-six million, two hundred ninety-three thousand, nine hundred eighty-five".
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