Base | Representation |
---|---|
bin | 100111101010111… |
… | …0010100001100000 |
3 | 10102202201111102122 |
4 | 1033111302201200 |
5 | 10211231041112 |
6 | 340030203412 |
7 | 44662160045 |
oct | 11725624140 |
9 | 3382644378 |
10 | 1331112032 |
11 | 623418198 |
12 | 311953568 |
13 | 182a0c173 |
14 | c8add1cc |
15 | 7bcd8872 |
hex | 4f572860 |
1331112032 has 24 divisors (see below), whose sum is σ = 2758555800. Its totient is φ = 630526464.
The previous prime is 1331112031. The next prime is 1331112059. The reversal of 1331112032 is 2302111331.
It is a self number, because there is not a number n which added to its sum of digits gives 1331112032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1331112031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1094057 + ... + 1095272.
It is an arithmetic number, because the mean of its divisors is an integer number (114939825).
Almost surely, 21331112032 is an apocalyptic number.
It is an amenable number.
1331112032 is an abundant number, since it is smaller than the sum of its proper divisors (1427443768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1331112032 is a wasteful number, since it uses less digits than its factorization.
1331112032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2189358 (or 2189350 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 1331112032 is about 36484.4080670086. The cubic root of 1331112032 is about 1100.0308619440.
Adding to 1331112032 its reverse (2302111331), we get a palindrome (3633223363).
The spelling of 1331112032 in words is "one billion, three hundred thirty-one million, one hundred twelve thousand, thirty-two".
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