Base | Representation |
---|---|
bin | 10010110101110100… |
… | …111011101101000001 |
3 | 1221012220002212212110 |
4 | 102311310323231001 |
5 | 312412441440223 |
6 | 13143240045533 |
7 | 1314220513104 |
oct | 226564735501 |
9 | 57186085773 |
10 | 20230421313 |
11 | 86415aaa63 |
12 | 3b071638a9 |
13 | 1ba53538cb |
14 | d9cb4673b |
15 | 7d60d3d93 |
hex | 4b5d3bb41 |
20230421313 has 8 divisors (see below), whose sum is σ = 26976540928. Its totient is φ = 13485624624.
The previous prime is 20230421303. The next prime is 20230421317. The reversal of 20230421313 is 31312403202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20230421313 - 24 = 20230421297 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 20230421313.
It is not an unprimeable number, because it can be changed into a prime (20230421317) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294481 + ... + 356622.
It is an arithmetic number, because the mean of its divisors is an integer number (3372067616).
Almost surely, 220230421313 is an apocalyptic number.
It is an amenable number.
20230421313 is a deficient number, since it is larger than the sum of its proper divisors (6746119615).
20230421313 is a wasteful number, since it uses less digits than its factorization.
20230421313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 661463.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 20230421313 its reverse (31312403202), we get a palindrome (51542824515).
The spelling of 20230421313 in words is "twenty billion, two hundred thirty million, four hundred twenty-one thousand, three hundred thirteen".
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