Base | Representation |
---|---|
bin | 1000111011111011010… |
… | …0001111011101101001 |
3 | 112200021102210022021122 |
4 | 2032332310033131221 |
5 | 10003404424034400 |
6 | 154310054145025 |
7 | 14043332564105 |
oct | 2167664173551 |
9 | 480242708248 |
10 | 153525221225 |
11 | 5a122a92022 |
12 | 25907352175 |
13 | 11628a0988c |
14 | 7605a36905 |
15 | 3ed831e685 |
hex | 23bed0f769 |
153525221225 has 6 divisors (see below), whose sum is σ = 190371274350. Its totient is φ = 122820176960.
The previous prime is 153525221173. The next prime is 153525221281. The reversal of 153525221225 is 522122525351.
It can be written as a sum of positive squares in 3 ways, for example, as 1384658521 + 152140562704 = 37211^2 + 390052^2 .
It is not a de Polignac number, because 153525221225 - 28 = 153525220969 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3070504400 + ... + 3070504449.
It is an arithmetic number, because the mean of its divisors is an integer number (31728545725).
Almost surely, 2153525221225 is an apocalyptic number.
It is an amenable number.
153525221225 is a deficient number, since it is larger than the sum of its proper divisors (36846053125).
153525221225 is an equidigital number, since it uses as much as digits as its factorization.
153525221225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6141008859 (or 6141008854 counting only the distinct ones).
The product of its digits is 60000, while the sum is 35.
Adding to 153525221225 its reverse (522122525351), we get a palindrome (675647746576).
The spelling of 153525221225 in words is "one hundred fifty-three billion, five hundred twenty-five million, two hundred twenty-one thousand, two hundred twenty-five".
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