Base | Representation |
---|---|
bin | 1001100111010011000011… |
… | …00000101101000110110110 |
3 | 2202212002211001020020011112 |
4 | 10303221201200231012312 |
5 | 10232340210014303410 |
6 | 112544131022235022 |
7 | 4311264132260300 |
oct | 463514140550666 |
9 | 82762731206145 |
10 | 21141464994230 |
11 | 68110549179a9 |
12 | 2455435a25a72 |
13 | ba48297c8249 |
14 | 5313766c2970 |
15 | 269e10c51105 |
hex | 133a6182d1b6 |
21141464994230 has 384 divisors, whose sum is σ = 47368230433920. Its totient is φ = 6764059975680.
The previous prime is 21141464994197. The next prime is 21141464994239. The reversal of 21141464994230 is 3249946414112.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21141464994239) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 15308808140 + ... + 15308809520.
It is an arithmetic number, because the mean of its divisors is an integer number (123354766755).
Almost surely, 221141464994230 is an apocalyptic number.
21141464994230 is an abundant number, since it is smaller than the sum of its proper divisors (26226765439690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21141464994230 is a wasteful number, since it uses less digits than its factorization.
21141464994230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1824 (or 1817 counting only the distinct ones).
The product of its (nonzero) digits is 1492992, while the sum is 50.
The spelling of 21141464994230 in words is "twenty-one trillion, one hundred forty-one billion, four hundred sixty-four million, nine hundred ninety-four thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •