Base | Representation |
---|---|
bin | 110000010101101… |
… | …101001100000100 |
3 | 2002112000220000211 |
4 | 300111231030010 |
5 | 3130103341414 |
6 | 212250245204 |
7 | 26045233144 |
oct | 6025551404 |
9 | 2075026024 |
10 | 810996484 |
11 | 386871731 |
12 | 1a7726804 |
13 | cc03319c |
14 | 799cc924 |
15 | 4b2ea3c4 |
hex | 3056d304 |
810996484 has 27 divisors (see below), whose sum is σ = 1472870581. Its totient is φ = 390718160.
The previous prime is 810996481. The next prime is 810996517. The reversal of 810996484 is 484699018.
The square root of 810996484 is 28478.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 425266884 + 385729600 = 20622^2 + 19640^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (810996481) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1651479 + ... + 1651969.
Almost surely, 2810996484 is an apocalyptic number.
810996484 is the 28478-th square number.
It is an amenable number.
810996484 is a deficient number, since it is larger than the sum of its proper divisors (661874097).
810996484 is an equidigital number, since it uses as much as digits as its factorization.
810996484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1044 (or 522 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 49.
The cubic root of 810996484 is about 932.5518553199.
Multiplying 810996484 by its sum of digits (49), we get a square (39738827716 = 1993462).
The spelling of 810996484 in words is "eight hundred ten million, nine hundred ninety-six thousand, four hundred eighty-four".
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