Base | Representation |
---|---|
bin | 10011101100001000… |
… | …100000111010100011 |
3 | 2000120101111200222021 |
4 | 103230020200322203 |
5 | 321244212233011 |
6 | 13413504122311 |
7 | 1345622663410 |
oct | 235410407243 |
9 | 60511450867 |
10 | 21141524131 |
11 | 8a69925aa2 |
12 | 4120306397 |
13 | 1cbc036ac0 |
14 | 1047b53107 |
15 | 83b0a5471 |
hex | 4ec220ea3 |
21141524131 has 8 divisors (see below), whose sum is σ = 26020337504. Its totient is φ = 16727359680.
The previous prime is 21141524083. The next prime is 21141524147. The reversal of 21141524131 is 13142514112.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 21141524131 - 29 = 21141523619 is a prime.
It is a super-2 number, since 2×211415241312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 21141524096 and 21141524105.
It is not an unprimeable number, because it can be changed into a prime (21141524731) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116162130 + ... + 116162311.
It is an arithmetic number, because the mean of its divisors is an integer number (3252542188).
Almost surely, 221141524131 is an apocalyptic number.
21141524131 is a deficient number, since it is larger than the sum of its proper divisors (4878813373).
21141524131 is a wasteful number, since it uses less digits than its factorization.
21141524131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 232324461.
The product of its digits is 960, while the sum is 25.
The spelling of 21141524131 in words is "twenty-one billion, one hundred forty-one million, five hundred twenty-four thousand, one hundred thirty-one".
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