Base | Representation |
---|---|
bin | 1001100101001101… |
… | …10101110100100101 |
3 | 111021111100210011200 |
4 | 10302212311310211 |
5 | 41013331310041 |
6 | 2210233553113 |
7 | 241321235523 |
oct | 46246656445 |
9 | 14244323150 |
10 | 5144010021 |
11 | 21aa728957 |
12 | bb6875799 |
13 | 63c941217 |
14 | 36b26b313 |
15 | 2019011b6 |
hex | 1329b5d25 |
5144010021 has 12 divisors (see below), whose sum is σ = 7433388300. Its totient is φ = 3427885440.
The previous prime is 5144009963. The next prime is 5144010061. The reversal of 5144010021 is 1200104415.
It can be written as a sum of positive squares in 2 ways, for example, as 1179922500 + 3964087521 = 34350^2 + 62961^2 .
It is not a de Polignac number, because 5144010021 - 29 = 5144009509 is a prime.
It is a super-2 number, since 2×51440100212 = 52921678192296840882, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 5144009976 and 5144010003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5144010061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98596 + ... + 141453.
It is an arithmetic number, because the mean of its divisors is an integer number (619449025).
Almost surely, 25144010021 is an apocalyptic number.
It is an amenable number.
5144010021 is a deficient number, since it is larger than the sum of its proper divisors (2289378279).
5144010021 is a wasteful number, since it uses less digits than its factorization.
5144010021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242436 (or 242433 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 18.
The square root of 5144010021 is about 71721.7541684530. The cubic root of 5144010021 is about 1726.2377193885.
Adding to 5144010021 its reverse (1200104415), we get a palindrome (6344114436).
The spelling of 5144010021 in words is "five billion, one hundred forty-four million, ten thousand, twenty-one".
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