Base | Representation |
---|---|
bin | 1011101110111111001011… |
… | …0111010000000100010100 |
3 | 1200200101221220100001210001 |
4 | 2323233302313100010110 |
5 | 3142341003002004032 |
6 | 43235011104541044 |
7 | 2501062103050201 |
oct | 273576267200424 |
9 | 50611856301701 |
10 | 12901861359892 |
11 | 412471542895a |
12 | 1544573321784 |
13 | 7278429a097b |
14 | 32864c290ca8 |
15 | 175918a763e7 |
hex | bbbf2dd0114 |
12901861359892 has 24 divisors (see below), whose sum is σ = 22653668120832. Its totient is φ = 6429415212000.
The previous prime is 12901861359853. The next prime is 12901861359917. The reversal of 12901861359892 is 29895316810921.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 2111859 + ... + 5501242.
It is an arithmetic number, because the mean of its divisors is an integer number (943902838368).
Almost surely, 212901861359892 is an apocalyptic number.
It is an amenable number.
12901861359892 is a deficient number, since it is larger than the sum of its proper divisors (9751806760940).
12901861359892 is a wasteful number, since it uses less digits than its factorization.
12901861359892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7614519 (or 7614517 counting only the distinct ones).
The product of its (nonzero) digits is 16796160, while the sum is 64.
The spelling of 12901861359892 in words is "twelve trillion, nine hundred one billion, eight hundred sixty-one million, three hundred fifty-nine thousand, eight hundred ninety-two".
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