Base | Representation |
---|---|
bin | 11001000101100… |
… | …110100000101110 |
3 | 1002022222212200202 |
4 | 121011212200232 |
5 | 1330222230422 |
6 | 105433153502 |
7 | 13300403246 |
oct | 3105464056 |
9 | 1068885622 |
10 | 420898862 |
11 | 1a664a5aa |
12 | b8b5b892 |
13 | 6927aba7 |
14 | 3dc84b26 |
15 | 26e40b92 |
hex | 1916682e |
420898862 has 8 divisors (see below), whose sum is σ = 632211816. Its totient is φ = 210161592.
The previous prime is 420898847. The next prime is 420898867. The reversal of 420898862 is 268898024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420898867) 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 3 ways as a sum of consecutive naturals, for example, 142088 + ... + 145019.
It is an arithmetic number, because the mean of its divisors is an integer number (79026477).
Almost surely, 2420898862 is an apocalyptic number.
420898862 is a deficient number, since it is larger than the sum of its proper divisors (211312954).
420898862 is a wasteful number, since it uses less digits than its factorization.
420898862 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287842.
The product of its (nonzero) digits is 442368, while the sum is 47.
The square root of 420898862 is about 20515.8197983897. The cubic root of 420898862 is about 749.4211011350.
The spelling of 420898862 in words is "four hundred twenty million, eight hundred ninety-eight thousand, eight hundred sixty-two".
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