Base | Representation |
---|---|
bin | 100001011001001… |
… | …1110111100110111 |
3 | 2220002110211111200 |
4 | 1002302132330313 |
5 | 4243323431411 |
6 | 303104503543 |
7 | 36524230662 |
oct | 10262367467 |
9 | 2802424450 |
10 | 1120530231 |
11 | 525567a47 |
12 | 27331abb3 |
13 | 14b1bb552 |
14 | a8b646d9 |
15 | 6858de56 |
hex | 42c9ef37 |
1120530231 has 24 divisors (see below), whose sum is σ = 1715073984. Its totient is φ = 702535680.
The previous prime is 1120530227. The next prime is 1120530251. The reversal of 1120530231 is 1320350211.
1120530231 is a `hidden beast` number, since 112 + 0 + 530 + 23 + 1 = 666.
It is not a de Polignac number, because 1120530231 - 22 = 1120530227 is a prime.
It is a super-2 number, since 2×11205302312 = 2511175997169826722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1120530251) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306786 + ... + 310416.
It is an arithmetic number, because the mean of its divisors is an integer number (71461416).
Almost surely, 21120530231 is an apocalyptic number.
1120530231 is a deficient number, since it is larger than the sum of its proper divisors (594543753).
1120530231 is a wasteful number, since it uses less digits than its factorization.
1120530231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5671 (or 5668 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 1120530231 is about 33474.3219647538. The cubic root of 1120530231 is about 1038.6626767379.
Adding to 1120530231 its reverse (1320350211), we get a palindrome (2440880442).
The spelling of 1120530231 in words is "one billion, one hundred twenty million, five hundred thirty thousand, two hundred thirty-one".
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