Base | Representation |
---|---|
bin | 101001111101… |
… | …1101100001010 |
3 | 1112101211200021 |
4 | 1103323230022 |
5 | 21113034232 |
6 | 2103331054 |
7 | 355006030 |
oct | 123735412 |
9 | 45354607 |
10 | 22002442 |
11 | 11468840 |
12 | 7450a8a |
13 | 47349c7 |
14 | 2cca550 |
15 | 1de9397 |
hex | 14fbb0a |
22002442 has 16 divisors (see below), whose sum is σ = 41147712. Its totient is φ = 8572320.
The previous prime is 22002433. The next prime is 22002443. The reversal of 22002442 is 24420022.
22002442 is a modest number, since divided by 2442 gives 22 as remainder.
It is not an unprimeable number, because it can be changed into a prime (22002443) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71283 + ... + 71590.
It is an arithmetic number, because the mean of its divisors is an integer number (2571732).
Almost surely, 222002442 is an apocalyptic number.
22002442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
22002442 is a deficient number, since it is larger than the sum of its proper divisors (19145270).
22002442 is a wasteful number, since it uses less digits than its factorization.
22002442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142893.
The product of its (nonzero) digits is 256, while the sum is 16.
The square root of 22002442 is about 4690.6760706747. The cubic root of 22002442 is about 280.2143002275.
Adding to 22002442 its reverse (24420022), we get a palindrome (46422464).
The spelling of 22002442 in words is "twenty-two million, two thousand, four hundred forty-two".
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