Base | Representation |
---|---|
bin | 1000110110010000… |
… | …10101011010010101 |
3 | 110021001012221221022 |
4 | 10123020111122111 |
5 | 34212013340411 |
6 | 2103203530525 |
7 | 225466332602 |
oct | 43310253225 |
9 | 13231187838 |
10 | 4750136981 |
11 | 2018368247 |
12 | b06989a45 |
13 | 5a9166655 |
14 | 330c1d6a9 |
15 | 1cc04cedb |
hex | 11b215695 |
4750136981 has 2 divisors, whose sum is σ = 4750136982. Its totient is φ = 4750136980.
The previous prime is 4750136953. The next prime is 4750137001. The reversal of 4750136981 is 1896310574.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4718316100 + 31820881 = 68690^2 + 5641^2 .
It is a cyclic number.
It is not a de Polignac number, because 4750136981 - 218 = 4749874837 is a prime.
It is a super-2 number, since 2×47501369812 = 45127602676527588722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4750136081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2375068490 + 2375068491.
It is an arithmetic number, because the mean of its divisors is an integer number (2375068491).
Almost surely, 24750136981 is an apocalyptic number.
It is an amenable number.
4750136981 is a deficient number, since it is larger than the sum of its proper divisors (1).
4750136981 is an equidigital number, since it uses as much as digits as its factorization.
4750136981 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 181440, while the sum is 44.
The square root of 4750136981 is about 68921.2375179088. The cubic root of 4750136981 is about 1681.0038620776.
The spelling of 4750136981 in words is "four billion, seven hundred fifty million, one hundred thirty-six thousand, nine hundred eighty-one".
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