Base | Representation |
---|---|
bin | 1000101111111111… |
… | …00010110100110101 |
3 | 110010101011202220211 |
4 | 10113333202310311 |
5 | 34110030012411 |
6 | 2054043425421 |
7 | 224260046065 |
oct | 42777426465 |
9 | 13111152824 |
10 | 4697500981 |
11 | 1aa0687018 |
12 | ab1225271 |
13 | 59b2974a4 |
14 | 327c3b3a5 |
15 | 1c7602221 |
hex | 117fe2d35 |
4697500981 has 2 divisors, whose sum is σ = 4697500982. Its totient is φ = 4697500980.
The previous prime is 4697500961. The next prime is 4697501033. The reversal of 4697500981 is 1890057964.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 4373176900 + 324324081 = 66130^2 + 18009^2 .
It is a cyclic number.
It is not a de Polignac number, because 4697500981 - 25 = 4697500949 is a prime.
It is a super-2 number, since 2×46975009812 = 44133030932991924722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4697500961) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2348750490 + 2348750491.
It is an arithmetic number, because the mean of its divisors is an integer number (2348750491).
Almost surely, 24697500981 is an apocalyptic number.
It is an amenable number.
4697500981 is a deficient number, since it is larger than the sum of its proper divisors (1).
4697500981 is an equidigital number, since it uses as much as digits as its factorization.
4697500981 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 544320, while the sum is 49.
The square root of 4697500981 is about 68538.3176113917. The cubic root of 4697500981 is about 1674.7717495173.
The spelling of 4697500981 in words is "four billion, six hundred ninety-seven million, five hundred thousand, nine hundred eighty-one".
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