Base | Representation |
---|---|
bin | 10111010100101100… |
… | …101110110000100100 |
3 | 2101122022110002022201 |
4 | 113110230232300210 |
5 | 402242043112012 |
6 | 15301005304244 |
7 | 1544411545060 |
oct | 272454566044 |
9 | 71568402281 |
10 | 25043332132 |
11 | a691343105 |
12 | 4a2ab65084 |
13 | 24914c8930 |
14 | 12d8026aa0 |
15 | 9b88d1857 |
hex | 5d4b2ec24 |
25043332132 has 48 divisors (see below), whose sum is σ = 53976367872. Its totient is φ = 9900478080.
The previous prime is 25043332117. The next prime is 25043332177. The reversal of 25043332132 is 23123334052.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a self number, because there is not a number n which added to its sum of digits gives 25043332132.
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, 527238 + ... + 572770.
It is an arithmetic number, because the mean of its divisors is an integer number (1124507664).
Almost surely, 225043332132 is an apocalyptic number.
It is an amenable number.
25043332132 is an abundant number, since it is smaller than the sum of its proper divisors (28933035740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25043332132 is a wasteful number, since it uses less digits than its factorization.
25043332132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47068 (or 47066 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 28.
Adding to 25043332132 its reverse (23123334052), we get a palindrome (48166666184).
The spelling of 25043332132 in words is "twenty-five billion, forty-three million, three hundred thirty-two thousand, one hundred thirty-two".
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