Base | Representation |
---|---|
bin | 1010000010100… |
… | …10110101111001 |
3 | 12212111002112022 |
4 | 11001102311321 |
5 | 133030203101 |
6 | 12205124225 |
7 | 2041622051 |
oct | 501226571 |
9 | 185432468 |
10 | 84225401 |
11 | 435a7877 |
12 | 24259675 |
13 | 145ac720 |
14 | b286561 |
15 | 75daa1b |
hex | 5052d79 |
84225401 has 8 divisors (see below), whose sum is σ = 90835584. Its totient is φ = 77634000.
The previous prime is 84225389. The next prime is 84225413. The reversal of 84225401 is 10452248.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (84225389) and next prime (84225413).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-84225401 is a prime.
It is a super-2 number, since 2×842254012 = 14187836347221602, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (84225301) 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 7 ways as a sum of consecutive naturals, for example, 5450 + ... + 14076.
It is an arithmetic number, because the mean of its divisors is an integer number (11354448).
Almost surely, 284225401 is an apocalyptic number.
It is an amenable number.
84225401 is a deficient number, since it is larger than the sum of its proper divisors (6610183).
84225401 is a wasteful number, since it uses less digits than its factorization.
84225401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9391.
The product of its (nonzero) digits is 2560, while the sum is 26.
The square root of 84225401 is about 9177.4397846022. The cubic root of 84225401 is about 438.3432895263.
Adding to 84225401 its reverse (10452248), we get a palindrome (94677649).
The spelling of 84225401 in words is "eighty-four million, two hundred twenty-five thousand, four hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •