Base | Representation |
---|---|
bin | 10111010100101011… |
… | …101011001000011101 |
3 | 2101122021221000100111 |
4 | 113110223223020131 |
5 | 402242010231013 |
6 | 15300555330021 |
7 | 1544406312355 |
oct | 272453531035 |
9 | 71567830314 |
10 | 25043055133 |
11 | a691173a88 |
12 | 4a2aa50911 |
13 | 249142c825 |
14 | 12d7d93b65 |
15 | 9b887973d |
hex | 5d4aeb21d |
25043055133 has 4 divisors (see below), whose sum is σ = 25625451808. Its totient is φ = 24460658460.
The previous prime is 25043055119. The next prime is 25043055137. The reversal of 25043055133 is 33155034052.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 25043055133 - 229 = 24506184221 is a prime.
It is a super-2 number, since 2×250430551332 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 25043055095 and 25043055104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25043055137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291198273 + ... + 291198358.
It is an arithmetic number, because the mean of its divisors is an integer number (6406362952).
Almost surely, 225043055133 is an apocalyptic number.
It is an amenable number.
25043055133 is a deficient number, since it is larger than the sum of its proper divisors (582396675).
25043055133 is an equidigital number, since it uses as much as digits as its factorization.
25043055133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 582396674.
The product of its (nonzero) digits is 27000, while the sum is 31.
Adding to 25043055133 its reverse (33155034052), we get a palindrome (58198089185).
The spelling of 25043055133 in words is "twenty-five billion, forty-three million, fifty-five thousand, one hundred thirty-three".
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