Base | Representation |
---|---|
bin | 1100101111101001001001… |
… | …00100111110101010011101 |
3 | 10200020012010121202011112121 |
4 | 12113310210210332222131 |
5 | 12133131230432430104 |
6 | 135334344515102541 |
7 | 5621521306254166 |
oct | 627644444765235 |
9 | 120205117664477 |
10 | 28025275280029 |
11 | 8a254a8307255 |
12 | 318759bba1a51 |
13 | 1283a064655a1 |
14 | 6cc60566076d |
15 | 339005c48254 |
hex | 197d2493ea9d |
28025275280029 has 8 divisors (see below), whose sum is σ = 28044709223072. Its totient is φ = 28005845016240.
The previous prime is 28025275279993. The next prime is 28025275280063. The reversal of 28025275280029 is 92008257252082.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28025275280029 - 29 = 28025275279517 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28025275260029) 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, 14408134 + ... + 16237144.
It is an arithmetic number, because the mean of its divisors is an integer number (3505588652884).
Almost surely, 228025275280029 is an apocalyptic number.
It is an amenable number.
28025275280029 is a deficient number, since it is larger than the sum of its proper divisors (19433943043).
28025275280029 is a wasteful number, since it uses less digits than its factorization.
28025275280029 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1839627.
The product of its (nonzero) digits is 3225600, while the sum is 52.
The spelling of 28025275280029 in words is "twenty-eight trillion, twenty-five billion, two hundred seventy-five million, two hundred eighty thousand, twenty-nine".
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