Base | Representation |
---|---|
bin | 100010000111001… |
… | …011101010110001 |
3 | 1110212220021011222 |
4 | 202013023222301 |
5 | 2133002330040 |
6 | 132442314425 |
7 | 20116352603 |
oct | 4207135261 |
9 | 1425807158 |
10 | 572308145 |
11 | 274064642 |
12 | 13b7b8a15 |
13 | 91751396 |
14 | 56019173 |
15 | 3539cbb5 |
hex | 221cbab1 |
572308145 has 12 divisors (see below), whose sum is σ = 729546204. Its totient is φ = 430913280.
The previous prime is 572308133. The next prime is 572308147. The reversal of 572308145 is 541803275.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 38328481 + 533979664 = 6191^2 + 23108^2 .
It is not a de Polignac number, because 572308145 - 210 = 572307121 is a prime.
It is a super-2 number, since 2×5723081452 = 655073225666682050, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (572308147) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 196586 + ... + 199475.
It is an arithmetic number, because the mean of its divisors is an integer number (60795517).
Almost surely, 2572308145 is an apocalyptic number.
It is an amenable number.
572308145 is a deficient number, since it is larger than the sum of its proper divisors (157238059).
572308145 is a wasteful number, since it uses less digits than its factorization.
572308145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 396100 (or 396083 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 35.
The square root of 572308145 is about 23922.9627136774. The cubic root of 572308145 is about 830.2520862973.
The spelling of 572308145 in words is "five hundred seventy-two million, three hundred eight thousand, one hundred forty-five".
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