Base | Representation |
---|---|
bin | 100000111011010… |
… | …110111110101011 |
3 | 1102111111102121002 |
4 | 200323112332223 |
5 | 2112410302111 |
6 | 130452305215 |
7 | 16455406361 |
oct | 4073267653 |
9 | 1374442532 |
10 | 552431531 |
11 | 263918a93 |
12 | 13501220b |
13 | 8a5b2182 |
14 | 53523631 |
15 | 3377363b |
hex | 20ed6fab |
552431531 has 8 divisors (see below), whose sum is σ = 555474240. Its totient is φ = 549395392.
The previous prime is 552431471. The next prime is 552431543. The reversal of 552431531 is 135134255.
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 552431531 - 214 = 552415147 is a prime.
It is a super-2 number, since 2×5524315312 = 610361192886007922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 552431494 and 552431503.
It is not an unprimeable number, because it can be changed into a prime (552436531) 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, 341681 + ... + 343293.
It is an arithmetic number, because the mean of its divisors is an integer number (69434280).
Almost surely, 2552431531 is an apocalyptic number.
552431531 is a deficient number, since it is larger than the sum of its proper divisors (3042709).
552431531 is a wasteful number, since it uses less digits than its factorization.
552431531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3285.
The product of its digits is 9000, while the sum is 29.
The square root of 552431531 is about 23503.8620443535. The cubic root of 552431531 is about 820.5268926822.
Adding to 552431531 its reverse (135134255), we get a palindrome (687565786).
The spelling of 552431531 in words is "five hundred fifty-two million, four hundred thirty-one thousand, five hundred thirty-one".
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