Base | Representation |
---|---|
bin | 100111001111110100… |
… | …110000100111111001 |
3 | 11000202220111221112021 |
4 | 213033310300213321 |
5 | 1142301200420100 |
6 | 31205352514441 |
7 | 3021206105605 |
oct | 471764604771 |
9 | 130686457467 |
10 | 42141420025 |
11 | 16965807661 |
12 | 82010aba21 |
13 | 3c879133c3 |
14 | 207ab5a505 |
15 | 11699d1a1a |
hex | 9cfd309f9 |
42141420025 has 24 divisors (see below), whose sum is σ = 55309654400. Its totient is φ = 31762238400.
The previous prime is 42141420001. The next prime is 42141420043. The reversal of 42141420025 is 52002414124.
It is not a de Polignac number, because 42141420025 - 217 = 42141288953 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159105 + ... + 331054.
Almost surely, 242141420025 is an apocalyptic number.
It is an amenable number.
42141420025 is a deficient number, since it is larger than the sum of its proper divisors (13168234375).
42141420025 is a wasteful number, since it uses less digits than its factorization.
42141420025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 490369 (or 490364 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 25.
Adding to 42141420025 its reverse (52002414124), we get a palindrome (94143834149).
The spelling of 42141420025 in words is "forty-two billion, one hundred forty-one million, four hundred twenty thousand, twenty-five".
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