Base | Representation |
---|---|
bin | 1010001110100… |
… | …1101000110110 |
3 | 2222201112202201 |
4 | 2203221220312 |
5 | 41440300042 |
6 | 4131255114 |
7 | 1030433644 |
oct | 243515066 |
9 | 88645681 |
10 | 42900022 |
11 | 22241470 |
12 | 1244a49a |
13 | 8b70839 |
14 | 59aa194 |
15 | 3b761b7 |
hex | 28e9a36 |
42900022 has 32 divisors (see below), whose sum is σ = 72576000. Its totient is φ = 18849600.
The previous prime is 42900017. The next prime is 42900023. The reversal of 42900022 is 22000924.
It is a happy number.
42900022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42900023) 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, 179379 + ... + 179617.
It is an arithmetic number, because the mean of its divisors is an integer number (2268000).
Almost surely, 242900022 is an apocalyptic number.
42900022 is a deficient number, since it is larger than the sum of its proper divisors (29675978).
42900022 is a wasteful number, since it uses less digits than its factorization.
42900022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 492.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 42900022 is about 6549.8108369632. The cubic root of 42900022 is about 350.0680738338.
Adding to 42900022 its reverse (22000924), we get a palindrome (64900946).
The spelling of 42900022 in words is "forty-two million, nine hundred thousand, twenty-two".
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