Base | Representation |
---|---|
bin | 10100001101101100… |
… | …000110011101111111 |
3 | 2002000121211220012211 |
4 | 110031230012131333 |
5 | 323422323013434 |
6 | 13545414441251 |
7 | 1365600133630 |
oct | 241554063577 |
9 | 62017756184 |
10 | 21704501119 |
11 | 9228696a34 |
12 | 4258963227 |
13 | 207b86bb92 |
14 | 109c81d887 |
15 | 87070d464 |
hex | 50db0677f |
21704501119 has 8 divisors (see below), whose sum is σ = 24821572608. Its totient is φ = 18591536760.
The previous prime is 21704501087. The next prime is 21704501177. The reversal of 21704501119 is 91110540712.
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 21704501119 - 25 = 21704501087 is a prime.
It is a super-2 number, since 2×217045011192 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21704501219) 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, 1015447 + ... + 1036600.
It is an arithmetic number, because the mean of its divisors is an integer number (3102696576).
Almost surely, 221704501119 is an apocalyptic number.
21704501119 is a deficient number, since it is larger than the sum of its proper divisors (3117071489).
21704501119 is a wasteful number, since it uses less digits than its factorization.
21704501119 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2053565.
The product of its (nonzero) digits is 2520, while the sum is 31.
The spelling of 21704501119 in words is "twenty-one billion, seven hundred four million, five hundred one thousand, one hundred nineteen".
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