Base | Representation |
---|---|
bin | 10010111000011000… |
… | …111101011100010101 |
3 | 1221022220000110001101 |
4 | 102320120331130111 |
5 | 313004443420203 |
6 | 13151413430101 |
7 | 1315252140625 |
oct | 227030753425 |
9 | 57286013041 |
10 | 20273420053 |
11 | 86638a9607 |
12 | 3b1963b331 |
13 | 1bb122a353 |
14 | da473a885 |
15 | 7d9c7941d |
hex | 4b863d715 |
20273420053 has 8 divisors (see below), whose sum is σ = 20581825472. Its totient is φ = 19965185856.
The previous prime is 20273420039. The next prime is 20273420087. The reversal of 20273420053 is 35002437202.
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 20273420053 - 213 = 20273411861 is a prime.
It is a super-2 number, since 2×202734200532 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20273420003) 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, 206776 + ... + 288622.
It is an arithmetic number, because the mean of its divisors is an integer number (2572728184).
Almost surely, 220273420053 is an apocalyptic number.
It is an amenable number.
20273420053 is a deficient number, since it is larger than the sum of its proper divisors (308405419).
20273420053 is an equidigital number, since it uses as much as digits as its factorization.
20273420053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85611.
The product of its (nonzero) digits is 10080, while the sum is 28.
Adding to 20273420053 its reverse (35002437202), we get a palindrome (55275857255).
The spelling of 20273420053 in words is "twenty billion, two hundred seventy-three million, four hundred twenty thousand, fifty-three".
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