Base | Representation |
---|---|
bin | 1001101011111100101001… |
… | …10111100100000001111011 |
3 | 2210102101020001212112110102 |
4 | 10311332110313210001323 |
5 | 10242444420021224311 |
6 | 113145353232110015 |
7 | 4325651411033513 |
oct | 465762467440173 |
9 | 83371201775412 |
10 | 21301240414331 |
11 | 6872894989939 |
12 | 24803a639530b |
13 | bb6910382947 |
14 | 538db2456843 |
15 | 26e162b2b43b |
hex | 135f94de407b |
21301240414331 has 4 divisors (see below), whose sum is σ = 21301357116432. Its totient is φ = 21301123712232.
The previous prime is 21301240414301. The next prime is 21301240414351. The reversal of 21301240414331 is 13341404210312.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 21301240414331 - 210 = 21301240413307 is a prime.
It is a super-2 number, since 2×213012404143312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 21301240414294 and 21301240414303.
It is not an unprimeable number, because it can be changed into a prime (21301240414301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58076831 + ... + 58442456.
It is an arithmetic number, because the mean of its divisors is an integer number (5325339279108).
Almost surely, 221301240414331 is an apocalyptic number.
21301240414331 is a deficient number, since it is larger than the sum of its proper divisors (116702101).
21301240414331 is a wasteful number, since it uses less digits than its factorization.
21301240414331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116702100.
The product of its (nonzero) digits is 6912, while the sum is 29.
Adding to 21301240414331 its reverse (13341404210312), we get a palindrome (34642644624643).
The spelling of 21301240414331 in words is "twenty-one trillion, three hundred one billion, two hundred forty million, four hundred fourteen thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •