Base | Representation |
---|---|
bin | 100111100101001100… |
… | …111110000001110101 |
3 | 11001200220102011101120 |
4 | 213211030332001311 |
5 | 1144020010303200 |
6 | 31305124214153 |
7 | 3033122533611 |
oct | 474514760165 |
9 | 131626364346 |
10 | 42500087925 |
11 | 1702a212109 |
12 | 82a123a359 |
13 | 4014012a29 |
14 | 20b2642341 |
15 | 118b22d9a0 |
hex | 9e533e075 |
42500087925 has 24 divisors (see below), whose sum is σ = 72165919776. Its totient is φ = 22054098240.
The previous prime is 42500087923. The next prime is 42500087947. The reversal of 42500087925 is 52978000524.
It is not a de Polignac number, because 42500087925 - 21 = 42500087923 is a prime.
It is a super-3 number, since 3×425000879253 (a number of 33 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42500087923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7654899 + ... + 7660448.
It is an arithmetic number, because the mean of its divisors is an integer number (3006913324).
Almost surely, 242500087925 is an apocalyptic number.
It is an amenable number.
42500087925 is a deficient number, since it is larger than the sum of its proper divisors (29665831851).
42500087925 is a wasteful number, since it uses less digits than its factorization.
42500087925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15315397 (or 15315392 counting only the distinct ones).
The product of its (nonzero) digits is 201600, while the sum is 42.
The spelling of 42500087925 in words is "forty-two billion, five hundred million, eighty-seven thousand, nine hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •