Base | Representation |
---|---|
bin | 1100110000001110011111… |
… | …01000100110010000000001 |
3 | 10200022002212220211120010210 |
4 | 12120013033220212100001 |
5 | 12133443311200023404 |
6 | 135351502222144333 |
7 | 5623131204136260 |
oct | 630071750462001 |
9 | 120262786746123 |
10 | 28045325001729 |
11 | 8a32a56906992 |
12 | 318b4567220a9 |
13 | 128588022ba39 |
14 | 6cd5883aa5d7 |
15 | 3397cb036689 |
hex | 1981cfa26401 |
28045325001729 has 8 divisors (see below), whose sum is σ = 42735733336000. Its totient is φ = 16025900000976.
The previous prime is 28045325001653. The next prime is 28045325001737. The reversal of 28045325001729 is 92710052354082.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28045325001729 - 29 = 28045325001217 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28045325001739) 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, 667745833354 + ... + 667745833395.
It is an arithmetic number, because the mean of its divisors is an integer number (5341966667000).
Almost surely, 228045325001729 is an apocalyptic number.
It is an amenable number.
28045325001729 is a deficient number, since it is larger than the sum of its proper divisors (14690408334271).
28045325001729 is a wasteful number, since it uses less digits than its factorization.
28045325001729 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1335491666759.
The product of its (nonzero) digits is 1209600, while the sum is 48.
The spelling of 28045325001729 in words is "twenty-eight trillion, forty-five billion, three hundred twenty-five million, one thousand, seven hundred twenty-nine".
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