Base | Representation |
---|---|
bin | 1011111011000101… |
… | …10101111000111011 |
3 | 121112010002100012121 |
4 | 11331202311320323 |
5 | 101102210043143 |
6 | 2535105022111 |
7 | 314425515652 |
oct | 57542657073 |
9 | 17463070177 |
10 | 6401252923 |
11 | 279538207a |
12 | 12a7924937 |
13 | 7b0258730 |
14 | 44a21c199 |
15 | 276e977ed |
hex | 17d8b5e3b |
6401252923 has 8 divisors (see below), whose sum is σ = 6898894016. Its totient is φ = 5904360000.
The previous prime is 6401252909. The next prime is 6401252927. The reversal of 6401252923 is 3292521046.
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 6401252923 - 221 = 6399155771 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6401252927) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169203 + ... + 203548.
It is an arithmetic number, because the mean of its divisors is an integer number (862361752).
Almost surely, 26401252923 is an apocalyptic number.
6401252923 is a deficient number, since it is larger than the sum of its proper divisors (497641093).
6401252923 is a wasteful number, since it uses less digits than its factorization.
6401252923 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 374085.
The product of its (nonzero) digits is 25920, while the sum is 34.
The square root of 6401252923 is about 80007.8303855316. The cubic root of 6401252923 is about 1856.7566829023.
Adding to 6401252923 its reverse (3292521046), we get a palindrome (9693773969).
The spelling of 6401252923 in words is "six billion, four hundred one million, two hundred fifty-two thousand, nine hundred twenty-three".
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