Base | Representation |
---|---|
bin | 100011110001000… |
… | …0001111011000110 |
3 | 10002122012112222100 |
4 | 1013202001323012 |
5 | 4424211244420 |
6 | 315030212530 |
7 | 41511464613 |
oct | 10742017306 |
9 | 3078175870 |
10 | 1200103110 |
11 | 566477258 |
12 | 295ab4146 |
13 | 16182c3ab |
14 | b555950a |
15 | 7055b190 |
hex | 47881ec6 |
1200103110 has 24 divisors (see below), whose sum is σ = 3120268320. Its totient is φ = 320027472.
The previous prime is 1200103097. The next prime is 1200103111. The reversal of 1200103110 is 113010021.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 1200103092 and 1200103101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1200103111) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6667150 + ... + 6667329.
It is an arithmetic number, because the mean of its divisors is an integer number (130011180).
Almost surely, 21200103110 is an apocalyptic number.
1200103110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1200103110 is an abundant number, since it is smaller than the sum of its proper divisors (1920165210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200103110 is a wasteful number, since it uses less digits than its factorization.
1200103110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13334492 (or 13334489 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
The square root of 1200103110 is about 34642.5043840655. The cubic root of 1200103110 is about 1062.6890046234.
Adding to 1200103110 its reverse (113010021), we get a palindrome (1313113131).
The spelling of 1200103110 in words is "one billion, two hundred million, one hundred three thousand, one hundred ten".
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