Base | Representation |
---|---|
bin | 111011100111011… |
… | …101100010000001 |
3 | 2120201001102220100 |
4 | 323213131202001 |
5 | 4022022402241 |
6 | 243125433013 |
7 | 33533363631 |
oct | 7347354201 |
9 | 2521042810 |
10 | 1000200321 |
11 | 47365033a |
12 | 23ab6b769 |
13 | 12c2aa413 |
14 | 96ba06c1 |
15 | 5cc209b6 |
hex | 3b9dd881 |
1000200321 has 24 divisors (see below), whose sum is σ = 1552565664. Its totient is φ = 618203520.
The previous prime is 1000200319. The next prime is 1000200353. The reversal of 1000200321 is 1230020001.
It is a happy number.
It is not a de Polignac number, because 1000200321 - 21 = 1000200319 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (1000200361) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38535 + ... + 59036.
It is an arithmetic number, because the mean of its divisors is an integer number (64690236).
Almost surely, 21000200321 is an apocalyptic number.
It is an amenable number.
1000200321 is a deficient number, since it is larger than the sum of its proper divisors (552365343).
1000200321 is a wasteful number, since it uses less digits than its factorization.
1000200321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97661 (or 97658 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 1000200321 is about 31625.9437961937. The cubic root of 1000200321 is about 1000.0667692084.
Adding to 1000200321 its reverse (1230020001), we get a palindrome (2230220322).
The spelling of 1000200321 in words is "one billion, two hundred thousand, three hundred twenty-one".
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