Base | Representation |
---|---|
bin | 1001101100111000001111… |
… | …10010000110001001100010 |
3 | 2210112102210200210222202110 |
4 | 10312130013302012021202 |
5 | 10244010430140212010 |
6 | 113212204011100150 |
7 | 4331163255454323 |
oct | 466340762061142 |
9 | 83472720728673 |
10 | 21333233132130 |
11 | 6885411a46287 |
12 | 2486634741656 |
13 | bb993b5425aa |
14 | 53a7693c244a |
15 | 26edd667a120 |
hex | 136707c86262 |
21333233132130 has 64 divisors (see below), whose sum is σ = 53429485794048. Its totient is φ = 5441148599040.
The previous prime is 21333233132077. The next prime is 21333233132147. The reversal of 21333233132130 is 3123133233312.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9122592 + ... + 11219988.
It is an arithmetic number, because the mean of its divisors is an integer number (834835715532).
Almost surely, 221333233132130 is an apocalyptic number.
21333233132130 is an abundant number, since it is smaller than the sum of its proper divisors (32096252661918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21333233132130 is a wasteful number, since it uses less digits than its factorization.
21333233132130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2112171.
The product of its (nonzero) digits is 17496, while the sum is 30.
Adding to 21333233132130 its reverse (3123133233312), we get a palindrome (24456366365442).
The spelling of 21333233132130 in words is "twenty-one trillion, three hundred thirty-three billion, two hundred thirty-three million, one hundred thirty-two thousand, one hundred thirty".
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