Base | Representation |
---|---|
bin | 10010110101011011… |
… | …111111111011010101 |
3 | 1221012102210210202021 |
4 | 102311123333323111 |
5 | 312404303310023 |
6 | 13142444013141 |
7 | 1314111120613 |
oct | 226533777325 |
9 | 57172723667 |
10 | 20223885013 |
11 | 8638946162 |
12 | 3b04b311b1 |
13 | 1ba3ba5787 |
14 | d9bd246b3 |
15 | 7d574235d |
hex | 4b56ffed5 |
20223885013 has 8 divisors (see below), whose sum is σ = 20251933632. Its totient is φ = 20195856096.
The previous prime is 20223884987. The next prime is 20223885041. The reversal of 20223885013 is 31058832202.
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-20223885013 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20223885013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20223885043) 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, 3866506 + ... + 3871732.
It is an arithmetic number, because the mean of its divisors is an integer number (2531491704).
Almost surely, 220223885013 is an apocalyptic number.
It is an amenable number.
20223885013 is a deficient number, since it is larger than the sum of its proper divisors (28048619).
20223885013 is a wasteful number, since it uses less digits than its factorization.
20223885013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9851.
The product of its (nonzero) digits is 23040, while the sum is 34.
The spelling of 20223885013 in words is "twenty billion, two hundred twenty-three million, eight hundred eighty-five thousand, thirteen".
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