Base | Representation |
---|---|
bin | 111001100001101… |
… | …0000010010101001 |
3 | 11222112001222220011 |
4 | 1303003100102221 |
5 | 12423114424001 |
6 | 515311331521 |
7 | 65555465314 |
oct | 16303202251 |
9 | 4875058804 |
10 | 1930233001 |
11 | 900625694 |
12 | 45a520ba1 |
13 | 249b8a908 |
14 | 1444d797b |
15 | b46d0d51 |
hex | 730d04a9 |
1930233001 has 8 divisors (see below), whose sum is σ = 1938816000. Its totient is φ = 1921661280.
The previous prime is 1930232987. The next prime is 1930233017. The reversal of 1930233001 is 1003320391.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1930233001 - 225 = 1896678569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1930233061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648645 + ... + 651613.
It is an arithmetic number, because the mean of its divisors is an integer number (242352000).
Almost surely, 21930233001 is an apocalyptic number.
It is an amenable number.
1930233001 is a deficient number, since it is larger than the sum of its proper divisors (8582999).
1930233001 is a wasteful number, since it uses less digits than its factorization.
1930233001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5639.
The product of its (nonzero) digits is 486, while the sum is 22.
The square root of 1930233001 is about 43934.4170440442. The cubic root of 1930233001 is about 1245.0971684831.
Adding to 1930233001 its reverse (1003320391), we get a palindrome (2933553392).
The spelling of 1930233001 in words is "one billion, nine hundred thirty million, two hundred thirty-three thousand, one".
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