Base | Representation |
---|---|
bin | 10011001100101111… |
… | …101101101101011001 |
3 | 1222012200121220120211 |
4 | 103030233231231121 |
5 | 314204410213431 |
6 | 13245333251121 |
7 | 1326600002344 |
oct | 231457555531 |
9 | 58180556524 |
10 | 20614929241 |
11 | 8819654505 |
12 | 3bb3a93aa1 |
13 | 1c36bcc8aa |
14 | dd7c3745b |
15 | 809c372b1 |
hex | 4ccbedb59 |
20614929241 has 9 divisors (see below), whose sum is σ = 21354614463. Its totient is φ = 19900049400.
The previous prime is 20614929239. The next prime is 20614929277. The reversal of 20614929241 is 14292941602.
The square root of 20614929241 is 143579.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 10809968841 + 9804960400 = 103971^2 + 99020^2 .
It is not a de Polignac number, because 20614929241 - 21 = 20614929239 is a prime.
It is a super-2 number, since 2×206149292412 (a number of 21 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 = 20614929194 and 20614929203.
It is not an unprimeable number, because it can be changed into a prime (20614929281) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4161316 + ... + 4166266.
Almost surely, 220614929241 is an apocalyptic number.
20614929241 is the 143579-th square number.
20614929241 is the 71790-th centered octagonal number.
It is an amenable number.
20614929241 is a deficient number, since it is larger than the sum of its proper divisors (739685222).
20614929241 is an frugal number, since it uses more digits than its factorization.
20614929241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9960 (or 4980 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 40.
The spelling of 20614929241 in words is "twenty billion, six hundred fourteen million, nine hundred twenty-nine thousand, two hundred forty-one".
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