Base | Representation |
---|---|
bin | 1100011001110… |
… | …0110010000101 |
3 | 10121220000022202 |
4 | 3012130302011 |
5 | 101304204110 |
6 | 5055004245 |
7 | 1201116551 |
oct | 306346205 |
9 | 117800282 |
10 | 52022405 |
11 | 27402226 |
12 | 15509685 |
13 | aa15ab6 |
14 | 6ca2861 |
15 | 48790a5 |
hex | 319cc85 |
52022405 has 4 divisors (see below), whose sum is σ = 62426892. Its totient is φ = 41617920.
The previous prime is 52022401. The next prime is 52022423. The reversal of 52022405 is 50422025.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 5755201 + 46267204 = 2399^2 + 6802^2 .
It is not a de Polignac number, because 52022405 - 22 = 52022401 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52022401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5202236 + ... + 5202245.
It is an arithmetic number, because the mean of its divisors is an integer number (15606723).
Almost surely, 252022405 is an apocalyptic number.
It is an amenable number.
52022405 is a deficient number, since it is larger than the sum of its proper divisors (10404487).
52022405 is a wasteful number, since it uses less digits than its factorization.
52022405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10404486.
The product of its (nonzero) digits is 800, while the sum is 20.
The square root of 52022405 is about 7212.6558908629. The cubic root of 52022405 is about 373.3047149796.
The spelling of 52022405 in words is "fifty-two million, twenty-two thousand, four hundred five".
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