Base | Representation |
---|---|
bin | 1000111001111011… |
… | …10111101100100001 |
3 | 110100012012100001200 |
4 | 10130331313230201 |
5 | 34242410321012 |
6 | 2110224151413 |
7 | 226322250441 |
oct | 43475675441 |
9 | 13305170050 |
10 | 4780948257 |
11 | 20337a2208 |
12 | b15168569 |
13 | 5b2663987 |
14 | 334d60121 |
15 | 1cead73dc |
hex | 11cf77b21 |
4780948257 has 12 divisors (see below), whose sum is σ = 6930748500. Its totient is φ = 3175790688.
The previous prime is 4780948231. The next prime is 4780948297. The reversal of 4780948257 is 7528490874.
It is a happy number.
4780948257 is a `hidden beast` number, since 478 + 0 + 94 + 82 + 5 + 7 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1925542161 + 2855406096 = 43881^2 + 53436^2 .
It is not a de Polignac number, because 4780948257 - 27 = 4780948129 is a prime.
It is a super-2 number, since 2×47809482572 = 45714932472222676098, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (4780948217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 956382 + ... + 961367.
It is an arithmetic number, because the mean of its divisors is an integer number (577562375).
Almost surely, 24780948257 is an apocalyptic number.
It is an amenable number.
4780948257 is a deficient number, since it is larger than the sum of its proper divisors (2149800243).
4780948257 is a wasteful number, since it uses less digits than its factorization.
4780948257 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1918032 (or 1918029 counting only the distinct ones).
The product of its (nonzero) digits is 4515840, while the sum is 54.
The square root of 4780948257 is about 69144.4014870329. The cubic root of 4780948257 is about 1684.6305848964.
The spelling of 4780948257 in words is "four billion, seven hundred eighty million, nine hundred forty-eight thousand, two hundred fifty-seven".
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