Base | Representation |
---|---|
bin | 1100010101110001110… |
… | …0101001101001100100 |
3 | 202021012221200222222102 |
4 | 3011130130221221210 |
5 | 11433141112141004 |
6 | 241220554151232 |
7 | 21213444524510 |
oct | 3053434515144 |
9 | 667187628872 |
10 | 212004412004 |
11 | 81a01a66660 |
12 | 35107a22518 |
13 | 16cb8369c48 |
14 | a39252b140 |
15 | 57ac2b711e |
hex | 315c729a64 |
212004412004 has 48 divisors (see below), whose sum is σ = 470137992576. Its totient is φ = 81245030400.
The previous prime is 212004411991. The next prime is 212004412019. The reversal of 212004412004 is 400214400212.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5623229 + ... + 5660804.
It is an arithmetic number, because the mean of its divisors is an integer number (9794541512).
Almost surely, 2212004412004 is an apocalyptic number.
It is an amenable number.
212004412004 is an abundant number, since it is smaller than the sum of its proper divisors (258133580572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212004412004 is a wasteful number, since it uses less digits than its factorization.
212004412004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11284116 (or 11284114 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 212004412004 its reverse (400214400212), we get a palindrome (612218812216).
The spelling of 212004412004 in words is "two hundred twelve billion, four million, four hundred twelve thousand, four".
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