Base | Representation |
---|---|
bin | 10011111101100101… |
… | …010111110000000001 |
3 | 2001022210102022221100 |
4 | 103331211113300001 |
5 | 322344140121231 |
6 | 13502523245013 |
7 | 1356106361520 |
oct | 237545276001 |
9 | 61283368840 |
10 | 21434301441 |
11 | 90aa116a13 |
12 | 41a2379769 |
13 | 20378a6207 |
14 | 10749a64b7 |
15 | 856b391e6 |
hex | 4fd957c01 |
21434301441 has 48 divisors (see below), whose sum is σ = 35657440000. Its totient is φ = 12153608064.
The previous prime is 21434301419. The next prime is 21434301463. The reversal of 21434301441 is 14410343412.
21434301441 is a `hidden beast` number, since 214 + 3 + 4 + 3 + 0 + 1 + 441 = 666.
It is an interprime number because it is at equal distance from previous prime (21434301419) and next prime (21434301463).
It is not a de Polignac number, because 21434301441 - 26 = 21434301377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (21434301241) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13836735 + ... + 13838283.
Almost surely, 221434301441 is an apocalyptic number.
21434301441 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
21434301441 is a deficient number, since it is larger than the sum of its proper divisors (14223138559).
21434301441 is a wasteful number, since it uses less digits than its factorization.
21434301441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3118 (or 3115 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 21434301441 its reverse (14410343412), we get a palindrome (35844644853).
The spelling of 21434301441 in words is "twenty-one billion, four hundred thirty-four million, three hundred one thousand, four hundred forty-one".
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