Base | Representation |
---|---|
bin | 10001101010000101110… |
… | …001111111110111110010 |
3 | 11022000001200200200002102 |
4 | 101222011301333313302 |
5 | 124340043331110444 |
6 | 2325235002220402 |
7 | 153444544322621 |
oct | 21520561776762 |
9 | 4260050620072 |
10 | 1213425253874 |
11 | 428679a16029 |
12 | 1772057b4702 |
13 | 8a56bb00902 |
14 | 42a3154d6b8 |
15 | 2186d63d84e |
hex | 11a85c7fdf2 |
1213425253874 has 16 divisors (see below), whose sum is σ = 1916417817600. Its totient is φ = 574635421584.
The previous prime is 1213425253849. The next prime is 1213425253891. The reversal of 1213425253874 is 4783525243121.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3873989 + ... + 4175480.
It is an arithmetic number, because the mean of its divisors is an integer number (119776113600).
Almost surely, 21213425253874 is an apocalyptic number.
1213425253874 is a deficient number, since it is larger than the sum of its proper divisors (702992563726).
1213425253874 is a wasteful number, since it uses less digits than its factorization.
1213425253874 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8053457.
The product of its digits is 1612800, while the sum is 47.
The spelling of 1213425253874 in words is "one trillion, two hundred thirteen billion, four hundred twenty-five million, two hundred fifty-three thousand, eight hundred seventy-four".
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