Base | Representation |
---|---|
bin | 10010110101110011… |
… | …101110100111000110 |
3 | 1221012212111211201020 |
4 | 102311303232213012 |
5 | 312412401334132 |
6 | 13143225212010 |
7 | 1314215026353 |
oct | 226563564706 |
9 | 57185454636 |
10 | 20230105542 |
11 | 8641404799 |
12 | 3b07031006 |
13 | 1ba5272c6a |
14 | d9caa362a |
15 | 7d607052c |
hex | 4b5cee9c6 |
20230105542 has 8 divisors (see below), whose sum is σ = 40460211096. Its totient is φ = 6743368512.
The previous prime is 20230105537. The next prime is 20230105547. The reversal of 20230105542 is 24550103202.
It is an interprime number because it is at equal distance from previous prime (20230105537) and next prime (20230105547).
It is a sphenic number, since it is the product of 3 distinct primes.
20230105542 is an admirable number.
It is a super-2 number, since 2×202301055422 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20230105547) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685842123 + ... + 1685842134.
It is an arithmetic number, because the mean of its divisors is an integer number (5057526387).
Almost surely, 220230105542 is an apocalyptic number.
20230105542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20230105542 is a wasteful number, since it uses less digits than its factorization.
20230105542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3371684262.
The product of its (nonzero) digits is 2400, while the sum is 24.
Adding to 20230105542 its reverse (24550103202), we get a palindrome (44780208744).
The spelling of 20230105542 in words is "twenty billion, two hundred thirty million, one hundred five thousand, five hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •