Base | Representation |
---|---|
bin | 1001100000000101… |
… | …1101100101001101 |
3 | 20120202020211212221 |
4 | 2120001131211031 |
5 | 20210413121031 |
6 | 1101030255341 |
7 | 120130030531 |
oct | 23001354515 |
9 | 6522224787 |
10 | 2550520141 |
11 | 109977a594 |
12 | 5b21b7551 |
13 | 31853a520 |
14 | 1a2a41bc1 |
15 | edda9a11 |
hex | 9805d94d |
2550520141 has 4 divisors (see below), whose sum is σ = 2746714012. Its totient is φ = 2354326272.
The previous prime is 2550520139. The next prime is 2550520153. The reversal of 2550520141 is 1410250552.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1628122500 + 922397641 = 40350^2 + 30371^2 .
It is a cyclic number.
It is not a de Polignac number, because 2550520141 - 21 = 2550520139 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2550520241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98096916 + ... + 98096941.
It is an arithmetic number, because the mean of its divisors is an integer number (686678503).
Almost surely, 22550520141 is an apocalyptic number.
It is an amenable number.
2550520141 is a deficient number, since it is larger than the sum of its proper divisors (196193871).
2550520141 is a wasteful number, since it uses less digits than its factorization.
2550520141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 196193870.
The product of its (nonzero) digits is 2000, while the sum is 25.
The square root of 2550520141 is about 50502.6745925401. The cubic root of 2550520141 is about 1366.2900926055.
Adding to 2550520141 its reverse (1410250552), we get a palindrome (3960770693).
The spelling of 2550520141 in words is "two billion, five hundred fifty million, five hundred twenty thousand, one hundred forty-one".
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