Base | Representation |
---|---|
bin | 11001000101001… |
… | …100101110010001 |
3 | 1002022210111210120 |
4 | 121011030232101 |
5 | 1330210340413 |
6 | 105431020453 |
7 | 13266453300 |
oct | 3105145621 |
9 | 1068714716 |
10 | 420793233 |
11 | 1a6588203 |
12 | b8b0a729 |
13 | 69241aa3 |
14 | 3dc58437 |
15 | 26e1e723 |
hex | 1914cb91 |
420793233 has 12 divisors (see below), whose sum is σ = 652659120. Its totient is φ = 240453192.
The previous prime is 420793207. The next prime is 420793249. The reversal of 420793233 is 332397024.
It is not a de Polignac number, because 420793233 - 212 = 420789137 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 420793194 and 420793203.
It is not an unprimeable number, because it can be changed into a prime (420793253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1431123 + ... + 1431416.
It is an arithmetic number, because the mean of its divisors is an integer number (54388260).
Almost surely, 2420793233 is an apocalyptic number.
It is an amenable number.
420793233 is a deficient number, since it is larger than the sum of its proper divisors (231865887).
420793233 is a wasteful number, since it uses less digits than its factorization.
420793233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2862556 (or 2862549 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 33.
The square root of 420793233 is about 20513.2453063868. The cubic root of 420793233 is about 749.3584041851.
The spelling of 420793233 in words is "four hundred twenty million, seven hundred ninety-three thousand, two hundred thirty-three".
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