Base | Representation |
---|---|
bin | 10011111101100101… |
… | …100001111001101110 |
3 | 2001022210111102222101 |
4 | 103331211201321232 |
5 | 322344142434042 |
6 | 13502524205314 |
7 | 1356106623661 |
oct | 237545417156 |
9 | 61283442871 |
10 | 21434343022 |
11 | 90aa145184 |
12 | 41a239983a |
13 | 20378bc111 |
14 | 10749b76d8 |
15 | 856b466b7 |
hex | 4fd961e6e |
21434343022 has 8 divisors (see below), whose sum is σ = 32154381072. Its totient is φ = 10716216000.
The previous prime is 21434343017. The next prime is 21434343043. The reversal of 21434343022 is 22034343412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449379 + ... + 494782.
It is an arithmetic number, because the mean of its divisors is an integer number (4019297634).
Almost surely, 221434343022 is an apocalyptic number.
21434343022 is a deficient number, since it is larger than the sum of its proper divisors (10720038050).
21434343022 is a wasteful number, since it uses less digits than its factorization.
21434343022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 955514.
The product of its (nonzero) digits is 13824, while the sum is 28.
Adding to 21434343022 its reverse (22034343412), we get a palindrome (43468686434).
The spelling of 21434343022 in words is "twenty-one billion, four hundred thirty-four million, three hundred forty-three thousand, twenty-two".
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