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2550075001 = 9726289433
BaseRepresentation
bin1001011111111111…
…0000111001111001
320120201102020021021
42113333300321321
520210304400001
61101012542441
7120123164665
oct22777607171
96521366237
102550075001
1110994a6101
125b2021a21
13318412a26
141a29678a5
15edd1cba1
hex97ff0e79

2550075001 has 4 divisors (see below), whose sum is σ = 2576364532. Its totient is φ = 2523785472.

The previous prime is 2550074993. The next prime is 2550075043. The reversal of 2550075001 is 1005700552.

It is a happy number.

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 620757225 + 1929317776 = 24915^2 + 43924^2 .

It is a cyclic number.

It is not a de Polignac number, because 2550075001 - 23 = 2550074993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2550075301) 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, 13144620 + ... + 13144813.

It is an arithmetic number, because the mean of its divisors is an integer number (644091133).

Almost surely, 22550075001 is an apocalyptic number.

It is an amenable number.

2550075001 is a deficient number, since it is larger than the sum of its proper divisors (26289531).

2550075001 is an equidigital number, since it uses as much as digits as its factorization.

2550075001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26289530.

The product of its (nonzero) digits is 1750, while the sum is 25.

The square root of 2550075001 is about 50498.2673069087. The cubic root of 2550075001 is about 1366.2106021848.

Adding to 2550075001 its reverse (1005700552), we get a palindrome (3555775553).

The spelling of 2550075001 in words is "two billion, five hundred fifty million, seventy-five thousand, one".

Divisors: 1 97 26289433 2550075001