Base | Representation |
---|---|
bin | 1100001110100000000… |
… | …11100110000111101011 |
3 | 1111011100122211200110010 |
4 | 12013100003212013223 |
5 | 23340332210244321 |
6 | 520554205023003 |
7 | 42231346514121 |
oct | 6072003460753 |
9 | 1434318750403 |
10 | 420102431211 |
11 | 152189963511 |
12 | 69503554a63 |
13 | 308002cb258 |
14 | 16493d0d911 |
15 | addb649676 |
hex | 61d00e61eb |
420102431211 has 32 divisors (see below), whose sum is σ = 566211260160. Its totient is φ = 277047475200.
The previous prime is 420102431209. The next prime is 420102431233. The reversal of 420102431211 is 112134201024.
It is not a de Polignac number, because 420102431211 - 21 = 420102431209 is a prime.
It is not an unprimeable number, because it can be changed into a prime (420102431711) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 267410056 + ... + 267411626.
It is an arithmetic number, because the mean of its divisors is an integer number (17694101880).
Almost surely, 2420102431211 is an apocalyptic number.
420102431211 is a deficient number, since it is larger than the sum of its proper divisors (146108828949).
420102431211 is a wasteful number, since it uses less digits than its factorization.
420102431211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3627.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 420102431211 its reverse (112134201024), we get a palindrome (532236632235).
The spelling of 420102431211 in words is "four hundred twenty billion, one hundred two million, four hundred thirty-one thousand, two hundred eleven".
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