Base | Representation |
---|---|
bin | 100110110111001… |
… | …1100000111001001 |
3 | 10100212202001022212 |
4 | 1031232130013021 |
5 | 10132312110101 |
6 | 333221354505 |
7 | 44212660556 |
oct | 11556340711 |
9 | 3325661285 |
10 | 1304019401 |
11 | 60a0a3093 |
12 | 304868a35 |
13 | 17a214619 |
14 | c5289a2d |
15 | 797361bb |
hex | 4db9c1c9 |
1304019401 has 2 divisors, whose sum is σ = 1304019402. Its totient is φ = 1304019400.
The previous prime is 1304019373. The next prime is 1304019421. The reversal of 1304019401 is 1049104031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1301766400 + 2253001 = 36080^2 + 1501^2 .
It is a cyclic number.
It is not a de Polignac number, because 1304019401 - 214 = 1304003017 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (1304019421) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652009700 + 652009701.
It is an arithmetic number, because the mean of its divisors is an integer number (652009701).
Almost surely, 21304019401 is an apocalyptic number.
It is an amenable number.
1304019401 is a deficient number, since it is larger than the sum of its proper divisors (1).
1304019401 is an equidigital number, since it uses as much as digits as its factorization.
1304019401 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 23.
The square root of 1304019401 is about 36111.2088000388. The cubic root of 1304019401 is about 1092.5165323808.
The spelling of 1304019401 in words is "one billion, three hundred four million, nineteen thousand, four hundred one".
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