Base | Representation |
---|---|
bin | 10110011001000001… |
… | …00000111010101101 |
3 | 1011000202122120210001 |
4 | 23030200200322231 |
5 | 144104334310333 |
6 | 5304455544301 |
7 | 603614620441 |
oct | 131440407255 |
9 | 34022576701 |
10 | 12021010093 |
11 | 5109601894 |
12 | 23b598b091 |
13 | 119760c931 |
14 | 82072a821 |
15 | 4a5520b7d |
hex | 2cc820ead |
12021010093 has 4 divisors (see below), whose sum is σ = 12107492320. Its totient is φ = 11934527868.
The previous prime is 12021010073. The next prime is 12021010103. The reversal of 12021010093 is 39001012021.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39001012021 = 7121 ⋅5476901.
It is a cyclic number.
It is not a de Polignac number, because 12021010093 - 229 = 11484139181 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12021010093.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12021010013) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43240905 + ... + 43241182.
It is an arithmetic number, because the mean of its divisors is an integer number (3026873080).
Almost surely, 212021010093 is an apocalyptic number.
It is an amenable number.
12021010093 is a deficient number, since it is larger than the sum of its proper divisors (86482227).
12021010093 is an equidigital number, since it uses as much as digits as its factorization.
12021010093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86482226.
The product of its (nonzero) digits is 108, while the sum is 19.
The spelling of 12021010093 in words is "twelve billion, twenty-one million, ten thousand, ninety-three".
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