Base | Representation |
---|---|
bin | 1000101000000010… |
… | …1101000100010001 |
3 | 12222100220120002220 |
4 | 2022000231010101 |
5 | 14220223043101 |
6 | 1021431531253 |
7 | 111243630051 |
oct | 21200550421 |
9 | 5870816086 |
10 | 2315440401 |
11 | a8900770a |
12 | 547529b29 |
13 | 2ab9200a1 |
14 | 17d72b561 |
15 | d8421636 |
hex | 8a02d111 |
2315440401 has 8 divisors (see below), whose sum is σ = 3088334784. Its totient is φ = 1543086480.
The previous prime is 2315440397. The next prime is 2315440403. The reversal of 2315440401 is 1040445132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2315440401 - 22 = 2315440397 is a prime.
It is a super-2 number, since 2×23154404012 = 10722528501166081602, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2315440403) 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, 125010 + ... + 142331.
It is an arithmetic number, because the mean of its divisors is an integer number (386041848).
Almost surely, 22315440401 is an apocalyptic number.
It is an amenable number.
2315440401 is a deficient number, since it is larger than the sum of its proper divisors (772894383).
2315440401 is a wasteful number, since it uses less digits than its factorization.
2315440401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 270231.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 2315440401 is about 48119.0232756235. The cubic root of 2315440401 is about 1322.9533659803.
Adding to 2315440401 its reverse (1040445132), we get a palindrome (3355885533).
The spelling of 2315440401 in words is "two billion, three hundred fifteen million, four hundred forty thousand, four hundred one".
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