Base | Representation |
---|---|
bin | 111110011001000101010… |
… | …101100100000011101001 |
3 | 120011212220002010202122111 |
4 | 332121011111210003221 |
5 | 1030221340401021100 |
6 | 13041400255522321 |
7 | 621523153065604 |
oct | 76310525440351 |
9 | 16155802122574 |
10 | 4287540642025 |
11 | 1403376a09903 |
12 | 592b548293a1 |
13 | 25140c56a574 |
14 | 10b73784b33b |
15 | 767de90c6ba |
hex | 3e6455640e9 |
4287540642025 has 24 divisors (see below), whose sum is σ = 5376315447360. Its totient is φ = 3391575512640.
The previous prime is 4287540641981. The next prime is 4287540642089. The reversal of 4287540642025 is 5202460457824.
It is not a de Polignac number, because 4287540642025 - 219 = 4287540117737 is a prime.
It is a super-2 number, since 2×42875406420252 (a number of 26 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 4287540642025.
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, 433599 + ... + 2960251.
It is an arithmetic number, because the mean of its divisors is an integer number (224013143640).
Almost surely, 24287540642025 is an apocalyptic number.
It is an amenable number.
4287540642025 is a deficient number, since it is larger than the sum of its proper divisors (1088774805335).
4287540642025 is a wasteful number, since it uses less digits than its factorization.
4287540642025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2527425 (or 2527420 counting only the distinct ones).
The product of its (nonzero) digits is 4300800, while the sum is 49.
The spelling of 4287540642025 in words is "four trillion, two hundred eighty-seven billion, five hundred forty million, six hundred forty-two thousand, twenty-five".
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