Base | Representation |
---|---|
bin | 10111111111000111… |
… | …100100011110011100 |
3 | 2110110220121010011021 |
4 | 113333013210132130 |
5 | 410221240322342 |
6 | 15455351133524 |
7 | 1601142660355 |
oct | 277707443634 |
9 | 73426533137 |
10 | 25755010972 |
11 | aa17039a39 |
12 | 4ba93742a4 |
13 | 2575a96a82 |
14 | 1364760d2c |
15 | a0b10e567 |
hex | 5ff1e479c |
25755010972 has 12 divisors (see below), whose sum is σ = 45114992496. Its totient is φ = 12865013120.
The previous prime is 25755010921. The next prime is 25755010973. The reversal of 25755010972 is 27901055752.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25755010973) 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, 3118453 + ... + 3126700.
It is an arithmetic number, because the mean of its divisors is an integer number (3759582708).
Almost surely, 225755010972 is an apocalyptic number.
It is an amenable number.
25755010972 is a deficient number, since it is larger than the sum of its proper divisors (19359981524).
25755010972 is a wasteful number, since it uses less digits than its factorization.
25755010972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6246188 (or 6246186 counting only the distinct ones).
The product of its (nonzero) digits is 220500, while the sum is 43.
The spelling of 25755010972 in words is "twenty-five billion, seven hundred fifty-five million, ten thousand, nine hundred seventy-two".
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