Base | Representation |
---|---|
bin | 111101000111… |
… | …1100101101100 |
3 | 2020022002001102 |
4 | 1322033211230 |
5 | 31200423140 |
6 | 3102502232 |
7 | 536244611 |
oct | 172174554 |
9 | 66262042 |
10 | 32045420 |
11 | 170a8220 |
12 | a894978 |
13 | 683ccb4 |
14 | 4382508 |
15 | 2c2ee15 |
hex | 1e8f96c |
32045420 has 24 divisors (see below), whose sum is σ = 73413648. Its totient is φ = 11652800.
The previous prime is 32045411. The next prime is 32045473. The reversal of 32045420 is 2454023.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 32045392 and 32045401.
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, 72611 + ... + 73050.
It is an arithmetic number, because the mean of its divisors is an integer number (3058902).
Almost surely, 232045420 is an apocalyptic number.
It is an amenable number.
32045420 is an abundant number, since it is smaller than the sum of its proper divisors (41368228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32045420 is a wasteful number, since it uses less digits than its factorization.
32045420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145681 (or 145679 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 20.
The square root of 32045420 is about 5660.8674246974. The cubic root of 32045420 is about 317.6303472071.
Adding to 32045420 its reverse (2454023), we get a palindrome (34499443).
The spelling of 32045420 in words is "thirty-two million, forty-five thousand, four hundred twenty".
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