Base | Representation |
---|---|
bin | 11110000100001… |
… | …00000011001011 |
3 | 122120120001010222 |
4 | 33002010003023 |
5 | 1004030332430 |
6 | 41005300255 |
7 | 6151441250 |
oct | 1702040313 |
9 | 576501128 |
10 | 252199115 |
11 | 11a3a5a23 |
12 | 7056468b |
13 | 4033265c |
14 | 256cd427 |
15 | 1721a9e5 |
hex | f0840cb |
252199115 has 16 divisors (see below), whose sum is σ = 346133952. Its totient is φ = 172806144.
The previous prime is 252199111. The next prime is 252199139. The reversal of 252199115 is 511991252.
It is not a de Polignac number, because 252199115 - 22 = 252199111 is a prime.
It is a super-3 number, since 3×2521991153 (a number of 26 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (252199111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78827 + ... + 81963.
It is an arithmetic number, because the mean of its divisors is an integer number (21633372).
Almost surely, 2252199115 is an apocalyptic number.
252199115 is a deficient number, since it is larger than the sum of its proper divisors (93934837).
252199115 is a wasteful number, since it uses less digits than its factorization.
252199115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5446.
The product of its digits is 8100, while the sum is 35.
The square root of 252199115 is about 15880.7781610348. The cubic root of 252199115 is about 631.8022760142.
The spelling of 252199115 in words is "two hundred fifty-two million, one hundred ninety-nine thousand, one hundred fifteen".
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