Base | Representation |
---|---|
bin | 11010110101110… |
… | …00010001100011 |
3 | 120200122210210210 |
4 | 31122320101203 |
5 | 430114300201 |
6 | 34201425203 |
7 | 5402513100 |
oct | 1532702143 |
9 | 520583723 |
10 | 225150051 |
11 | 106100625 |
12 | 6349b203 |
13 | 378518a9 |
14 | 21c8baa7 |
15 | 14b761d6 |
hex | d6b8463 |
225150051 has 12 divisors (see below), whose sum is σ = 349212552. Its totient is φ = 128657088.
The previous prime is 225150049. The next prime is 225150053. The reversal of 225150051 is 150051522.
225150051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (225150049) and next prime (225150053).
It is not a de Polignac number, because 225150051 - 21 = 225150049 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (225150053) 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, 765670 + ... + 765963.
It is an arithmetic number, because the mean of its divisors is an integer number (29101046).
Almost surely, 2225150051 is an apocalyptic number.
225150051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
225150051 is a deficient number, since it is larger than the sum of its proper divisors (124062501).
225150051 is a wasteful number, since it uses less digits than its factorization.
225150051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1531650 (or 1531643 counting only the distinct ones).
The product of its (nonzero) digits is 500, while the sum is 21.
The square root of 225150051 is about 15005.0008663778. Note that the first 3 decimals coincide. The cubic root of 225150051 is about 608.3553755112.
The spelling of 225150051 in words is "two hundred twenty-five million, one hundred fifty thousand, fifty-one".
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