Base | Representation |
---|---|
bin | 1010101111011… |
… | …1100111010100 |
3 | 10010210000001020 |
4 | 2223313213110 |
5 | 43013220140 |
6 | 4245401140 |
7 | 1054645665 |
oct | 253674724 |
9 | 103700036 |
10 | 45054420 |
11 | 23483064 |
12 | 131091b0 |
13 | 9446328 |
14 | 5dab36c |
15 | 3e4e6d0 |
hex | 2af79d4 |
45054420 has 48 divisors (see below), whose sum is σ = 133576128. Its totient is φ = 11307520.
The previous prime is 45054409. The next prime is 45054431. The reversal of 45054420 is 2445054.
It is an interprime number because it is at equal distance from previous prime (45054409) and next prime (45054431).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21066 + ... + 23105.
It is an arithmetic number, because the mean of its divisors is an integer number (2782836).
Almost surely, 245054420 is an apocalyptic number.
It is an amenable number.
45054420 is an abundant number, since it is smaller than the sum of its proper divisors (88521708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45054420 is a wasteful number, since it uses less digits than its factorization.
45054420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44200 (or 44198 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 24.
The square root of 45054420 is about 6712.2589342188. The cubic root of 45054420 is about 355.8326550100.
Adding to 45054420 its reverse (2445054), we get a palindrome (47499474).
The spelling of 45054420 in words is "forty-five million, fifty-four thousand, four hundred twenty".
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