Base | Representation |
---|---|
bin | 10010111100000001… |
… | …010010011011100000 |
3 | 1221111010121122202210 |
4 | 102330001102123200 |
5 | 313121041322144 |
6 | 13201431042120 |
7 | 1316621616522 |
oct | 227401223340 |
9 | 57433548683 |
10 | 20334323424 |
11 | 8695217178 |
12 | 3b35b10340 |
13 | 1bc0a3254c |
14 | dac871a12 |
15 | 7e02a9ab9 |
hex | 4bc0526e0 |
20334323424 has 48 divisors (see below), whose sum is σ = 56517462288. Its totient is φ = 6379395072.
The previous prime is 20334323423. The next prime is 20334323453. The reversal of 20334323424 is 42432343302.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×203343234242 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20334323391 and 20334323400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20334323423) 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, 6228247 + ... + 6231510.
It is an arithmetic number, because the mean of its divisors is an integer number (1177447131).
Almost surely, 220334323424 is an apocalyptic number.
20334323424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
20334323424 is an abundant number, since it is smaller than the sum of its proper divisors (36183138864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20334323424 is a wasteful number, since it uses less digits than its factorization.
20334323424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12459787 (or 12459779 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 30.
Adding to 20334323424 its reverse (42432343302), we get a palindrome (62766666726).
The spelling of 20334323424 in words is "twenty billion, three hundred thirty-four million, three hundred twenty-three thousand, four hundred twenty-four".
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