Base | Representation |
---|---|
bin | 111111111011010… |
… | …1101111011110011 |
3 | 12112111021211220110 |
4 | 1333312231323303 |
5 | 13343113102410 |
6 | 552503512403 |
7 | 104104425060 |
oct | 17766557363 |
9 | 5474254813 |
10 | 2145050355 |
11 | a00909098 |
12 | 4ba458703 |
13 | 282532386 |
14 | 164c55c67 |
15 | c84b5720 |
hex | 7fdadef3 |
2145050355 has 64 divisors (see below), whose sum is σ = 3968870400. Its totient is φ = 969056256.
The previous prime is 2145050333. The next prime is 2145050377. The reversal of 2145050355 is 5530505412.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2145050333) and next prime (2145050377).
It is not a de Polignac number, because 2145050355 - 218 = 2144788211 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4777171 + ... + 4777619.
It is an arithmetic number, because the mean of its divisors is an integer number (62013600).
Almost surely, 22145050355 is an apocalyptic number.
2145050355 is a deficient number, since it is larger than the sum of its proper divisors (1823820045).
2145050355 is a wasteful number, since it uses less digits than its factorization.
2145050355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 900.
The product of its (nonzero) digits is 15000, while the sum is 30.
The square root of 2145050355 is about 46314.6883288660. The cubic root of 2145050355 is about 1289.6716819657.
Adding to 2145050355 its reverse (5530505412), we get a palindrome (7675555767).
The spelling of 2145050355 in words is "two billion, one hundred forty-five million, fifty thousand, three hundred fifty-five".
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