Base | Representation |
---|---|
bin | 1100110100011111111 |
3 | 210100021002 |
4 | 1212203333 |
5 | 101420340 |
6 | 13000515 |
7 | 3366524 |
oct | 1464377 |
9 | 710232 |
10 | 420095 |
11 | 267695 |
12 | 18313b |
13 | 1192a0 |
14 | ad14b |
15 | 84715 |
hex | 668ff |
420095 has 16 divisors (see below), whose sum is σ = 568512. Its totient is φ = 295680.
The previous prime is 420073. The next prime is 420097. The reversal of 420095 is 590024.
It is not a de Polignac number, because 420095 - 212 = 415999 is a prime.
It is a Duffinian number.
It is a plaindrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420097) 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 15 ways as a sum of consecutive naturals, for example, 1355 + ... + 1635.
It is an arithmetic number, because the mean of its divisors is an integer number (35532).
2420095 is an apocalyptic number.
420095 is a deficient number, since it is larger than the sum of its proper divisors (148417).
420095 is a wasteful number, since it uses less digits than its factorization.
420095 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 322.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 420095 is about 648.1473597879. The cubic root of 420095 is about 74.8943698186.
The spelling of 420095 in words is "four hundred twenty thousand, ninety-five".
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