Base | Representation |
---|---|
bin | 110001011110011111… |
… | …110010111100101000 |
3 | 12002010101001200002122 |
4 | 301132133302330220 |
5 | 1332300000013000 |
6 | 40223313050412 |
7 | 3560326025561 |
oct | 613637627450 |
9 | 162111050078 |
10 | 53125001000 |
11 | 20591750605 |
12 | a367556a08 |
13 | 501830c546 |
14 | 27dd795168 |
15 | 15addcb085 |
hex | c5e7f2f28 |
53125001000 has 32 divisors (see below), whose sum is σ = 124312504680. Its totient is φ = 21250000000.
The previous prime is 53125000997. The next prime is 53125001011. The reversal of 53125001000 is 10052135.
It can be written as a sum of positive squares in 4 ways, for example, as 8555880004 + 44569120996 = 92498^2 + 211114^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 53125001000.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26561501 + ... + 26563500.
Almost surely, 253125001000 is an apocalyptic number.
53125001000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
53125001000 is an abundant number, since it is smaller than the sum of its proper divisors (71187503680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53125001000 is a wasteful number, since it uses less digits than its factorization.
53125001000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53125022 (or 53125008 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 17.
Adding to 53125001000 its reverse (10052135), we get a palindrome (53135053135).
The spelling of 53125001000 in words is "fifty-three billion, one hundred twenty-five million, one thousand".
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