Base | Representation |
---|---|
bin | 1001010000100111… |
… | …10000111010111001 |
3 | 110211110021000012201 |
4 | 10220103300322321 |
5 | 40140114041144 |
6 | 2141142510201 |
7 | 234122550322 |
oct | 45023607271 |
9 | 13743230181 |
10 | 4971237049 |
11 | 2121151a79 |
12 | b68a35361 |
13 | 612bca9ac |
14 | 352335449 |
15 | 1e16741d4 |
hex | 1284f0eb9 |
4971237049 has 3 divisors (see below), whose sum is σ = 4971307557. Its totient is φ = 4971166542.
The previous prime is 4971237041. The next prime is 4971237067. The reversal of 4971237049 is 9407321794.
The square root of 4971237049 is 70507.
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 not a de Polignac number, because 4971237049 - 23 = 4971237041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4971237041) 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, 35254 + ... + 105760.
It is an arithmetic number, because the mean of its divisors is an integer number (1657102519).
Almost surely, 24971237049 is an apocalyptic number.
4971237049 is the 70507-th square number.
4971237049 is the 35254-th centered octagonal number.
It is an amenable number.
4971237049 is a deficient number, since it is larger than the sum of its proper divisors (70508).
4971237049 is an frugal number, since it uses more digits than its factorization.
4971237049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141014 (or 70507 counting only the distinct ones).
The product of its (nonzero) digits is 381024, while the sum is 46.
The cubic root of 4971237049 is about 1706.6907087669.
The spelling of 4971237049 in words is "four billion, nine hundred seventy-one million, two hundred thirty-seven thousand, forty-nine".
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