Base | Representation |
---|---|
bin | 10111100111001001… |
… | …001000111100001010 |
3 | 2102102212201010022012 |
4 | 113213021020330022 |
5 | 403410302104130 |
6 | 15351421455522 |
7 | 1555156661162 |
oct | 274711107412 |
9 | 72385633265 |
10 | 25352769290 |
11 | a82aa828a2 |
12 | 4ab67115a2 |
13 | 251064c044 |
14 | 13271755a2 |
15 | 9d5b56995 |
hex | 5e7248f0a |
25352769290 has 32 divisors (see below), whose sum is σ = 48688288704. Its totient is φ = 9471704320.
The previous prime is 25352769287. The next prime is 25352769331. The reversal of 25352769290 is 9296725352.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 546944 + ... + 591483.
It is an arithmetic number, because the mean of its divisors is an integer number (1521509022).
Almost surely, 225352769290 is an apocalyptic number.
25352769290 is a deficient number, since it is larger than the sum of its proper divisors (23335519414).
25352769290 is a wasteful number, since it uses less digits than its factorization.
25352769290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1138582.
The product of its (nonzero) digits is 2041200, while the sum is 50.
The spelling of 25352769290 in words is "twenty-five billion, three hundred fifty-two million, seven hundred sixty-nine thousand, two hundred ninety".
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