Base | Representation |
---|---|
bin | 1100011101101… |
… | …1110001010101 |
3 | 10122101010020022 |
4 | 3013123301111 |
5 | 101340433110 |
6 | 5104314525 |
7 | 1203243002 |
oct | 307336125 |
9 | 118333208 |
10 | 52280405 |
11 | 27569051 |
12 | 15612a45 |
13 | aaa6368 |
14 | 6d2c8a9 |
15 | 48ca755 |
hex | 31dbc55 |
52280405 has 8 divisors (see below), whose sum is σ = 62780832. Its totient is φ = 41794768.
The previous prime is 52280399. The next prime is 52280407. The reversal of 52280405 is 50408225.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 52280405 - 26 = 52280341 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52280407) 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, 6794 + ... + 12276.
It is an arithmetic number, because the mean of its divisors is an integer number (7847604).
Almost surely, 252280405 is an apocalyptic number.
It is an amenable number.
52280405 is a deficient number, since it is larger than the sum of its proper divisors (10500427).
52280405 is a wasteful number, since it uses less digits than its factorization.
52280405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7395.
The product of its (nonzero) digits is 3200, while the sum is 26.
The square root of 52280405 is about 7230.5189993527. The cubic root of 52280405 is about 373.9208202651.
The spelling of 52280405 in words is "fifty-two million, two hundred eighty thousand, four hundred five".
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