Base | Representation |
---|---|
bin | 10011101001110110… |
… | …010111110111011001 |
3 | 2000110201102100102001 |
4 | 103221312113313121 |
5 | 321204410322131 |
6 | 13410015041001 |
7 | 1344646234240 |
oct | 235166276731 |
9 | 60421370361 |
10 | 21103214041 |
11 | 8a4a23a068 |
12 | 410b510161 |
13 | 1cb4112500 |
14 | 1042a1d957 |
15 | 837a39261 |
hex | 4e9d97dd9 |
21103214041 has 24 divisors (see below), whose sum is σ = 26291390400. Its totient is φ = 16584849216.
The previous prime is 21103213973. The next prime is 21103214051. The reversal of 21103214041 is 14041230112.
It is not a de Polignac number, because 21103214041 - 229 = 20566343129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (21103214051) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116406 + ... + 236128.
It is an arithmetic number, because the mean of its divisors is an integer number (1095474600).
Almost surely, 221103214041 is an apocalyptic number.
It is an amenable number.
21103214041 is a deficient number, since it is larger than the sum of its proper divisors (5188176359).
21103214041 is a wasteful number, since it uses less digits than its factorization.
21103214041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119905 (or 119892 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 21103214041 its reverse (14041230112), we get a palindrome (35144444153).
The spelling of 21103214041 in words is "twenty-one billion, one hundred three million, two hundred fourteen thousand, forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •