Base | Representation |
---|---|
bin | 1010111100010111011110… |
… | …1111001000110000001101 |
3 | 1120121021020120002111220000 |
4 | 2233011313233020300031 |
5 | 3034113432313211141 |
6 | 41331304430114513 |
7 | 2351204302363551 |
oct | 257056757106015 |
9 | 46537216074800 |
10 | 12032212241421 |
11 | 3919918149629 |
12 | 1423b0b64ba39 |
13 | 69382c1b1178 |
14 | 2d850db6d861 |
15 | 15cebad835b6 |
hex | af177bc8c0d |
12032212241421 has 40 divisors (see below), whose sum is σ = 18091061232024. Its totient is φ = 7969320224640.
The previous prime is 12032212241417. The next prime is 12032212241501. The reversal of 12032212241421 is 12414221223021.
12032212241421 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 2 + 212 + 24 + 1 + 421 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 638792570025 + 11393419671396 = 799245^2 + 3375414^2 .
It is not a de Polignac number, because 12032212241421 - 22 = 12032212241417 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12032212245421) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 19041075 + ... + 19662831.
Almost surely, 212032212241421 is an apocalyptic number.
It is an amenable number.
12032212241421 is a deficient number, since it is larger than the sum of its proper divisors (6058848990603).
12032212241421 is a wasteful number, since it uses less digits than its factorization.
12032212241421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 623323 (or 623314 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
Adding to 12032212241421 its reverse (12414221223021), we get a palindrome (24446433464442).
The spelling of 12032212241421 in words is "twelve trillion, thirty-two billion, two hundred twelve million, two hundred forty-one thousand, four hundred twenty-one".
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