Base | Representation |
---|---|
bin | 100000111110011… |
… | …000110100101001 |
3 | 1102112222202201211 |
4 | 200332120310221 |
5 | 2113111204023 |
6 | 130521313121 |
7 | 16465224241 |
oct | 4076306451 |
9 | 1375882654 |
10 | 553225513 |
11 | 264310575 |
12 | 1353357a1 |
13 | 8a7cc699 |
14 | 5368cb21 |
15 | 3387da0d |
hex | 20f98d29 |
553225513 has 8 divisors (see below), whose sum is σ = 564402600. Its totient is φ = 542158848.
The previous prime is 553225511. The next prime is 553225537. The reversal of 553225513 is 315522355.
It can be written as a sum of positive squares in 4 ways, for example, as 1774224 + 551451289 = 1332^2 + 23483^2 .
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 553225513 - 21 = 553225511 is a prime.
It is a super-2 number, since 2×5532255132 = 612116936468226338, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (553225511) 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, 17448 + ... + 37561.
It is an arithmetic number, because the mean of its divisors is an integer number (70550325).
Almost surely, 2553225513 is an apocalyptic number.
It is an amenable number.
553225513 is a deficient number, since it is larger than the sum of its proper divisors (11177087).
553225513 is a wasteful number, since it uses less digits than its factorization.
553225513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55211.
The product of its digits is 22500, while the sum is 31.
The square root of 553225513 is about 23520.7464379853. The cubic root of 553225513 is about 820.9198051555.
Adding to 553225513 its reverse (315522355), we get a palindrome (868747868).
The spelling of 553225513 in words is "five hundred fifty-three million, two hundred twenty-five thousand, five hundred thirteen".
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