Base | Representation |
---|---|
bin | 10010101001100101… |
… | …100011101111010001 |
3 | 1220200120200200010220 |
4 | 102221211203233101 |
5 | 312002404030101 |
6 | 13111022343253 |
7 | 1306145144646 |
oct | 225145435721 |
9 | 56616620126 |
10 | 20025064401 |
11 | 8546699301 |
12 | 3a6a42ab29 |
13 | 1b71942244 |
14 | d7d76bdcd |
15 | 7c306c636 |
hex | 4a9963bd1 |
20025064401 has 8 divisors (see below), whose sum is σ = 26701581504. Its totient is φ = 13349295120.
The previous prime is 20025064387. The next prime is 20025064429. The reversal of 20025064401 is 10446052002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20025064401 - 213 = 20025056209 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20025064901) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121165 + ... + 233946.
It is an arithmetic number, because the mean of its divisors is an integer number (3337697688).
Almost surely, 220025064401 is an apocalyptic number.
It is an amenable number.
20025064401 is a deficient number, since it is larger than the sum of its proper divisors (6676517103).
20025064401 is a wasteful number, since it uses less digits than its factorization.
20025064401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 373911.
The product of its (nonzero) digits is 1920, while the sum is 24.
The spelling of 20025064401 in words is "twenty billion, twenty-five million, sixty-four thousand, four hundred one".
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