Base | Representation |
---|---|
bin | 11101001000111… |
… | …111011101000001 |
3 | 1021001221111200011 |
4 | 131020333131001 |
5 | 2000124140241 |
6 | 120302424521 |
7 | 15054356464 |
oct | 3510773501 |
9 | 1231844604 |
10 | 488896321 |
11 | 230a73051 |
12 | 117892141 |
13 | 7a398084 |
14 | 48d052db |
15 | 2cdc3281 |
hex | 1d23f741 |
488896321 has 3 divisors (see below), whose sum is σ = 488918433. Its totient is φ = 488874210.
The previous prime is 488896307. The next prime is 488896337. The reversal of 488896321 is 123698884.
The square root of 488896321 is 22111.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a de Polignac number, because none of the positive numbers 2k-488896321 is a prime.
It is a super-2 number, since 2×4888963212 = 478039225374670082, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (488890321) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 11056 + ... + 33166.
It is an arithmetic number, because the mean of its divisors is an integer number (162972811).
Almost surely, 2488896321 is an apocalyptic number.
488896321 is the 22111-st square number.
488896321 is the 11056-th centered octagonal number.
It is an amenable number.
488896321 is a deficient number, since it is larger than the sum of its proper divisors (22112).
488896321 is an frugal number, since it uses more digits than its factorization.
488896321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44222 (or 22111 counting only the distinct ones).
The product of its digits is 663552, while the sum is 49.
The cubic root of 488896321 is about 787.7811588995.
Multiplying 488896321 by its sum of digits (49), we get a square (23955919729 = 1547772).
It can be divided in two parts, 488 and 896321, that added together give a square (896809 = 9472).
The spelling of 488896321 in words is "four hundred eighty-eight million, eight hundred ninety-six thousand, three hundred twenty-one".
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