Base | Representation |
---|---|
bin | 1011010010010010… |
… | …0010111111111101 |
3 | 21211010111111111112 |
4 | 2310210202333331 |
5 | 22201021320141 |
6 | 1220340131405 |
7 | 135034102343 |
oct | 26444427775 |
9 | 7733444445 |
10 | 3029479421 |
11 | 1315075801 |
12 | 706696b65 |
13 | 393836597 |
14 | 20a4bb993 |
15 | 12ae687eb |
hex | b4922ffd |
3029479421 has 2 divisors, whose sum is σ = 3029479422. Its totient is φ = 3029479420.
The previous prime is 3029479391. The next prime is 3029479483. The reversal of 3029479421 is 1249749203.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3021700900 + 7778521 = 54970^2 + 2789^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3029479421 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3029479021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1514739710 + 1514739711.
It is an arithmetic number, because the mean of its divisors is an integer number (1514739711).
Almost surely, 23029479421 is an apocalyptic number.
It is an amenable number.
3029479421 is a deficient number, since it is larger than the sum of its proper divisors (1).
3029479421 is an equidigital number, since it uses as much as digits as its factorization.
3029479421 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 108864, while the sum is 41.
The square root of 3029479421 is about 55040.7069449512. The cubic root of 3029479421 is about 1446.9582563700.
The spelling of 3029479421 in words is "three billion, twenty-nine million, four hundred seventy-nine thousand, four hundred twenty-one".
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