Base | Representation |
---|---|
bin | 100001011101111… |
… | …1100111100110001 |
3 | 2220021010221101220 |
4 | 1002323330330301 |
5 | 4244442344101 |
6 | 303234015253 |
7 | 36554306430 |
oct | 10273747461 |
9 | 2807127356 |
10 | 1123012401 |
11 | 526a02925 |
12 | 274117529 |
13 | 14b87a2a4 |
14 | a920d117 |
15 | 688ce636 |
hex | 42efcf31 |
1123012401 has 32 divisors (see below), whose sum is σ = 1828915200. Its totient is φ = 598308096.
The previous prime is 1123012351. The next prime is 1123012411. The reversal of 1123012401 is 1042103211.
It is not a de Polignac number, because 1123012401 - 26 = 1123012337 is a prime.
It is a super-2 number, since 2×11230124012 = 2522313705599569602, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1123012411) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23500 + ... + 52898.
It is an arithmetic number, because the mean of its divisors is an integer number (57153600).
Almost surely, 21123012401 is an apocalyptic number.
It is an amenable number.
1123012401 is a deficient number, since it is larger than the sum of its proper divisors (705902799).
1123012401 is a wasteful number, since it uses less digits than its factorization.
1123012401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29533.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 1123012401 is about 33511.3771874568. The cubic root of 1123012401 is about 1039.4290508257.
Adding to 1123012401 its reverse (1042103211), we get a palindrome (2165115612).
The spelling of 1123012401 in words is "one billion, one hundred twenty-three million, twelve thousand, four hundred one".
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