Base | Representation |
---|---|
bin | 1110010001001011… |
… | …0000101011010101 |
3 | 100212221001102022121 |
4 | 3210102300223111 |
5 | 30321002420341 |
6 | 1432020455541 |
7 | 163625340001 |
oct | 34422605325 |
9 | 10787042277 |
10 | 3830123221 |
11 | 16960062a1 |
12 | 8aa84a5b1 |
13 | 490683502 |
14 | 284973701 |
15 | 1763bb4d1 |
hex | e44b0ad5 |
3830123221 has 4 divisors (see below), whose sum is σ = 3833109792. Its totient is φ = 3827136652.
The previous prime is 3830123203. The next prime is 3830123233. The reversal of 3830123221 is 1223210383.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 3830123221 - 219 = 3829598933 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3830123291) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1491361 + ... + 1493926.
It is an arithmetic number, because the mean of its divisors is an integer number (958277448).
Almost surely, 23830123221 is an apocalyptic number.
It is an amenable number.
3830123221 is a deficient number, since it is larger than the sum of its proper divisors (2986571).
3830123221 is a wasteful number, since it uses less digits than its factorization.
3830123221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2986570.
The product of its (nonzero) digits is 1728, while the sum is 25.
The square root of 3830123221 is about 61887.9893113357. The cubic root of 3830123221 is about 1564.6033244934.
The spelling of 3830123221 in words is "three billion, eight hundred thirty million, one hundred twenty-three thousand, two hundred twenty-one".
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