Base | Representation |
---|---|
bin | 11010110111010… |
… | …01101101000011 |
3 | 120201001002112110 |
4 | 31123221231003 |
5 | 430142240030 |
6 | 34210030403 |
7 | 5404315263 |
oct | 1533515503 |
9 | 521032473 |
10 | 225352515 |
11 | 106229753 |
12 | 63578403 |
13 | 378c2aab |
14 | 21d017a3 |
15 | 14bb61b0 |
hex | d6e9b43 |
225352515 has 16 divisors (see below), whose sum is σ = 360897696. Its totient is φ = 120076800.
The previous prime is 225352511. The next prime is 225352531. The reversal of 225352515 is 515253522.
It is not a de Polignac number, because 225352515 - 22 = 225352511 is a prime.
It is not an unprimeable number, because it can be changed into a prime (225352511) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11355 + ... + 24075.
It is an arithmetic number, because the mean of its divisors is an integer number (22556106).
Almost surely, 2225352515 is an apocalyptic number.
225352515 is a deficient number, since it is larger than the sum of its proper divisors (135545181).
225352515 is a wasteful number, since it uses less digits than its factorization.
225352515 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13910.
The product of its digits is 15000, while the sum is 30.
The square root of 225352515 is about 15011.7459011269. The cubic root of 225352515 is about 608.5376734363.
The spelling of 225352515 in words is "two hundred twenty-five million, three hundred fifty-two thousand, five hundred fifteen".
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