Base | Representation |
---|---|
bin | 111101001000000… |
… | …1001101000101101 |
3 | 12021221102100022121 |
4 | 1322100021220231 |
5 | 13200032213000 |
6 | 535305112541 |
7 | 101553446431 |
oct | 17220115055 |
9 | 5257370277 |
10 | 2051054125 |
11 | 96284835a |
12 | 492a88751 |
13 | 268c114c3 |
14 | 1565889c1 |
15 | c00e9b1a |
hex | 7a409a2d |
2051054125 has 16 divisors (see below), whose sum is σ = 2568868848. Its totient is φ = 1634976000.
The previous prime is 2051054101. The next prime is 2051054129. The reversal of 2051054125 is 5214501502.
It can be written as a sum of positive squares in 8 ways, for example, as 765186244 + 1285867881 = 27662^2 + 35859^2 .
It is not a de Polignac number, because 2051054125 - 27 = 2051053997 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2051054125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2051054129) 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, 5929 + ... + 64321.
It is an arithmetic number, because the mean of its divisors is an integer number (160554303).
Almost surely, 22051054125 is an apocalyptic number.
2051054125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2051054125 is a deficient number, since it is larger than the sum of its proper divisors (517814723).
2051054125 is an equidigital number, since it uses as much as digits as its factorization.
2051054125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58689 (or 58679 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 25.
The square root of 2051054125 is about 45288.5650578598. The cubic root of 2051054125 is about 1270.5517938241.
Adding to 2051054125 its reverse (5214501502), we get a palindrome (7265555627).
The spelling of 2051054125 in words is "two billion, fifty-one million, fifty-four thousand, one hundred twenty-five".
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