Base | Representation |
---|---|
bin | 101010011011… |
… | …0000001100100 |
3 | 1112211222102211 |
4 | 1110312001210 |
5 | 21143211010 |
6 | 2112413204 |
7 | 360022450 |
oct | 124660144 |
9 | 45758384 |
10 | 22241380 |
11 | 11611307 |
12 | 7547204 |
13 | 47b96a5 |
14 | 2d4d660 |
15 | 1e4508a |
hex | 1536064 |
22241380 has 24 divisors (see below), whose sum is σ = 53379648. Its totient is φ = 7625568.
The previous prime is 22241371. The next prime is 22241411. The reversal of 22241380 is 8314222.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79294 + ... + 79573.
It is an arithmetic number, because the mean of its divisors is an integer number (2224152).
Almost surely, 222241380 is an apocalyptic number.
22241380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22241380 is an abundant number, since it is smaller than the sum of its proper divisors (31138268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22241380 is a wasteful number, since it uses less digits than its factorization.
22241380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158883 (or 158881 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 22241380 is about 4716.0767593414. The cubic root of 22241380 is about 281.2249900394.
The spelling of 22241380 in words is "twenty-two million, two hundred forty-one thousand, three hundred eighty".
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