Base | Representation |
---|---|
bin | 10010101111110101… |
… | …111100110000110101 |
3 | 1220221220012012100000 |
4 | 102233311330300311 |
5 | 312211241241001 |
6 | 13125252141513 |
7 | 1311561246036 |
oct | 225765746065 |
9 | 56856165300 |
10 | 20130024501 |
11 | 859a968394 |
12 | 3a99607899 |
13 | 1b8a601602 |
14 | d8d690a8d |
15 | 7cc3a1a86 |
hex | 4afd7cc35 |
20130024501 has 24 divisors (see below), whose sum is σ = 30235913344. Its totient is φ = 13383390240.
The previous prime is 20130024491. The next prime is 20130024517. The reversal of 20130024501 is 10542003102.
It is not a de Polignac number, because 20130024501 - 29 = 20130023989 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20130024521) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23680 + ... + 202041.
Almost surely, 220130024501 is an apocalyptic number.
It is an amenable number.
20130024501 is a deficient number, since it is larger than the sum of its proper divisors (10105888843).
20130024501 is an equidigital number, since it uses as much as digits as its factorization.
20130024501 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 226103 (or 226091 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
Adding to 20130024501 its reverse (10542003102), we get a palindrome (30672027603).
The spelling of 20130024501 in words is "twenty billion, one hundred thirty million, twenty-four thousand, five hundred one".
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