Base | Representation |
---|---|
bin | 10011110110110010… |
… | …001010001101001010 |
3 | 2001000211202001110110 |
4 | 103312302022031022 |
5 | 322130433311242 |
6 | 13443330055150 |
7 | 1353222552222 |
oct | 236662121512 |
9 | 61024661413 |
10 | 21320213322 |
11 | 9050782911 |
12 | 417011a4b6 |
13 | 201a06c155 |
14 | 1063789082 |
15 | 84bb0039c |
hex | 4f6c8a34a |
21320213322 has 16 divisors (see below), whose sum is σ = 43180179840. Its totient is φ = 7016778912.
The previous prime is 21320213311. The next prime is 21320213333. The reversal of 21320213322 is 22331202312.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (21320213311) and next prime (21320213333).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22489203 + ... + 22490150.
It is an arithmetic number, because the mean of its divisors is an integer number (2698761240).
Almost surely, 221320213322 is an apocalyptic number.
21320213322 is an abundant number, since it is smaller than the sum of its proper divisors (21859966518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21320213322 is a wasteful number, since it uses less digits than its factorization.
21320213322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44979437.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 21320213322 its reverse (22331202312), we get a palindrome (43651415634).
The spelling of 21320213322 in words is "twenty-one billion, three hundred twenty million, two hundred thirteen thousand, three hundred twenty-two".
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