Base | Representation |
---|---|
bin | 10010101000001101… |
… | …101010011001011001 |
3 | 1220121222100001021201 |
4 | 102220031222121121 |
5 | 311431004214001 |
6 | 13104440434201 |
7 | 1305445250602 |
oct | 225015523131 |
9 | 56558301251 |
10 | 20002023001 |
11 | 8534690a24 |
12 | 3a62778961 |
13 | 1b69c3568c |
14 | d7a690da9 |
15 | 7c101a501 |
hex | 4a836a659 |
20002023001 has 8 divisors (see below), whose sum is σ = 20345391360. Its totient is φ = 19658799792.
The previous prime is 20002022987. The next prime is 20002023011. The reversal of 20002023001 is 10032020002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20002023001 - 29 = 20002022489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20002023011) 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, 262611 + ... + 330103.
It is an arithmetic number, because the mean of its divisors is an integer number (2543173920).
Almost surely, 220002023001 is an apocalyptic number.
It is an amenable number.
20002023001 is a deficient number, since it is larger than the sum of its proper divisors (343368359).
20002023001 is an equidigital number, since it uses as much as digits as its factorization.
20002023001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72575.
The product of its (nonzero) digits is 24, while the sum is 10.
Adding to 20002023001 its reverse (10032020002), we get a palindrome (30034043003).
The spelling of 20002023001 in words is "twenty billion, two million, twenty-three thousand, one".
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