Base | Representation |
---|---|
bin | 1111000111011… |
… | …0100001101101 |
3 | 11102022001111211 |
4 | 3301312201231 |
5 | 112212300140 |
6 | 10142514421 |
7 | 1366614532 |
oct | 361664155 |
9 | 142261454 |
10 | 63400045 |
11 | 32873435 |
12 | 19295a11 |
13 | 1019a727 |
14 | 85c4d89 |
15 | 58752ea |
hex | 3c7686d |
63400045 has 8 divisors (see below), whose sum is σ = 77327640. Its totient is φ = 49888320.
The previous prime is 63400033. The next prime is 63400069. The reversal of 63400045 is 54000436.
It can be written as a sum of positive squares in 4 ways, for example, as 958441 + 62441604 = 979^2 + 7902^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 63400045 - 25 = 63400013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 63399989 and 63400025.
It is a congruent number.
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, 103630 + ... + 104239.
It is an arithmetic number, because the mean of its divisors is an integer number (9665955).
Almost surely, 263400045 is an apocalyptic number.
It is an amenable number.
63400045 is a deficient number, since it is larger than the sum of its proper divisors (13927595).
63400045 is a wasteful number, since it uses less digits than its factorization.
63400045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207935.
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 63400045 is about 7962.4145207343. The cubic root of 63400045 is about 398.7461676174.
The spelling of 63400045 in words is "sixty-three million, four hundred thousand, forty-five".
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