Base | Representation |
---|---|
bin | 10000100111111101… |
… | …01111001001010001 |
3 | 212001000020111000000 |
4 | 20103332233021101 |
5 | 121234314211404 |
6 | 4033344520213 |
7 | 434113334601 |
oct | 102376571121 |
9 | 25030214000 |
10 | 8925147729 |
11 | 3870016653 |
12 | 1891020069 |
13 | ac3103004 |
14 | 6094ccc01 |
15 | 373843339 |
hex | 213faf251 |
8925147729 has 21 divisors (see below), whose sum is σ = 13385425593. Its totient is φ = 5948397972.
The previous prime is 8925147727. The next prime is 8925147779. The reversal of 8925147729 is 9277415298.
The square root of 8925147729 is 94473.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 8925147729 - 21 = 8925147727 is a prime.
It is not an unprimeable number, because it can be changed into a prime (8925147727) by changing a digit.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 2549022 + ... + 2552520.
Almost surely, 28925147729 is an apocalyptic number.
8925147729 is the 94473-rd square number.
8925147729 is the 47237-th centered octagonal number.
It is an amenable number.
8925147729 is a deficient number, since it is larger than the sum of its proper divisors (4460277864).
8925147729 is an frugal number, since it uses more digits than its factorization.
8925147729 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7016 (or 3502 counting only the distinct ones).
The product of its digits is 2540160, while the sum is 54.
The cubic root of 8925147729 is about 2074.3011323522.
The spelling of 8925147729 in words is "eight billion, nine hundred twenty-five million, one hundred forty-seven thousand, seven hundred twenty-nine".
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