Base | Representation |
---|---|
bin | 1010101110100… |
… | …11001111101011 |
3 | 20021100011212020 |
4 | 11113103033223 |
5 | 141014303334 |
6 | 12532515523 |
7 | 2141636550 |
oct | 527231753 |
9 | 207304766 |
10 | 89994219 |
11 | 46887a97 |
12 | 2617bba3 |
13 | 1584c423 |
14 | bd48a27 |
15 | 7d79e49 |
hex | 55d33eb |
89994219 has 32 divisors (see below), whose sum is σ = 139968000. Its totient is φ = 50375424.
The previous prime is 89994097. The next prime is 89994257. The reversal of 89994219 is 91249998.
It is a happy number.
It is not a de Polignac number, because 89994219 - 225 = 56439787 is a prime.
It is a super-2 number, since 2×899942192 = 16197918906839922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (89994259) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 334417 + ... + 334685.
It is an arithmetic number, because the mean of its divisors is an integer number (4374000).
Almost surely, 289994219 is an apocalyptic number.
89994219 is a gapful number since it is divisible by the number (89) formed by its first and last digit.
89994219 is a deficient number, since it is larger than the sum of its proper divisors (49973781).
89994219 is a wasteful number, since it uses less digits than its factorization.
89994219 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 547.
The product of its digits is 419904, while the sum is 51.
The square root of 89994219 is about 9486.5282901597. The cubic root of 89994219 is about 448.1308792648.
The spelling of 89994219 in words is "eighty-nine million, nine hundred ninety-four thousand, two hundred nineteen".
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