Base | Representation |
---|---|
bin | 1010111000110… |
… | …1101101100100 |
3 | 10011221020101121 |
4 | 2232031231210 |
5 | 43142403340 |
6 | 4310503324 |
7 | 1063116262 |
oct | 256155544 |
9 | 104836347 |
10 | 45669220 |
11 | 23862a63 |
12 | 13364b44 |
13 | 960010c |
14 | 60cb432 |
15 | 402194a |
hex | 2b8db64 |
45669220 has 24 divisors (see below), whose sum is σ = 96643008. Its totient is φ = 18127200.
The previous prime is 45669209. The next prime is 45669223. The reversal of 45669220 is 2296654.
It is not an unprimeable number, because it can be changed into a prime (45669223) 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, 6096 + ... + 11335.
It is an arithmetic number, because the mean of its divisors is an integer number (4026792).
Almost surely, 245669220 is an apocalyptic number.
It is an amenable number.
45669220 is an abundant number, since it is smaller than the sum of its proper divisors (50973788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45669220 is a wasteful number, since it uses less digits than its factorization.
45669220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17571 (or 17569 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 34.
The square root of 45669220 is about 6757.9005615650. The cubic root of 45669220 is about 357.4438792372.
The spelling of 45669220 in words is "forty-five million, six hundred sixty-nine thousand, two hundred twenty".
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