Base | Representation |
---|---|
bin | 11001000100010… |
… | …110111101101001 |
3 | 1002022101022202000 |
4 | 121010112331221 |
5 | 1330131314113 |
6 | 105422201213 |
7 | 13264545306 |
oct | 3104267551 |
9 | 1068338660 |
10 | 420573033 |
11 | 1a6447821 |
12 | b8a23209 |
13 | 691957aa |
14 | 3dbdc0ad |
15 | 26dc9373 |
hex | 19116f69 |
420573033 has 8 divisors (see below), whose sum is σ = 623071200. Its totient is φ = 280382004.
The previous prime is 420573019. The next prime is 420573053. The reversal of 420573033 is 330375024.
It is not a de Polignac number, because 420573033 - 217 = 420441961 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 15576779 = 420573033 / (4 + 2 + 0 + 5 + 7 + 3 + 0 + 3 + 3).
It is a junction number, because it is equal to n+sod(n) for n = 420572988 and 420573006.
It is not an unprimeable number, because it can be changed into a prime (420573053) 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, 7788363 + ... + 7788416.
It is an arithmetic number, because the mean of its divisors is an integer number (77883900).
Almost surely, 2420573033 is an apocalyptic number.
It is an amenable number.
420573033 is a deficient number, since it is larger than the sum of its proper divisors (202498167).
420573033 is a wasteful number, since it uses less digits than its factorization.
420573033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15576788 (or 15576782 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 27.
The square root of 420573033 is about 20507.8773401832. The cubic root of 420573033 is about 749.2276689460.
The spelling of 420573033 in words is "four hundred twenty million, five hundred seventy-three thousand, thirty-three".
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