Base | Representation |
---|---|
bin | 1001101001111000100011… |
… | …10011010101001101010001 |
3 | 2210011121011122101110211001 |
4 | 10310330101303111031101 |
5 | 10240314144413404014 |
6 | 113053024132422001 |
7 | 4320561112415134 |
oct | 464742163251521 |
9 | 83147148343731 |
10 | 21230322013009 |
11 | 684580233730a |
12 | 246a6b3a77901 |
13 | bb001a89b075 |
14 | 5357a589421b |
15 | 26c3b1aa6974 |
hex | 134f11cd5351 |
21230322013009 has 8 divisors (see below), whose sum is σ = 21667005835200. Its totient is φ = 20794975661616.
The previous prime is 21230322012931. The next prime is 21230322013031. The reversal of 21230322013009 is 90031022303212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-21230322013009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (21230322013079) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334335627 + ... + 334399120.
It is an arithmetic number, because the mean of its divisors is an integer number (2708375729400).
Almost surely, 221230322013009 is an apocalyptic number.
It is an amenable number.
21230322013009 is a deficient number, since it is larger than the sum of its proper divisors (436683822191).
21230322013009 is an equidigital number, since it uses as much as digits as its factorization.
21230322013009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 668735399.
The product of its (nonzero) digits is 3888, while the sum is 28.
The spelling of 21230322013009 in words is "twenty-one trillion, two hundred thirty billion, three hundred twenty-two million, thirteen thousand, nine".
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