Base | Representation |
---|---|
bin | 100010000010011… |
… | …0010110010111000 |
3 | 2221121002001201010 |
4 | 1010010302302320 |
5 | 4314334413240 |
6 | 305155153520 |
7 | 40205515644 |
oct | 10404626270 |
9 | 2847061633 |
10 | 1142107320 |
11 | 536765152 |
12 | 27a5a58a0 |
13 | 152804763 |
14 | ab97dc24 |
15 | 6a402280 |
hex | 44132cb8 |
1142107320 has 64 divisors (see below), whose sum is σ = 3575301120. Its totient is φ = 291319424.
The previous prime is 1142107313. The next prime is 1142107321. The reversal of 1142107320 is 237012411.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1142107321) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204144 + ... + 209663.
It is an arithmetic number, because the mean of its divisors is an integer number (55864080).
Almost surely, 21142107320 is an apocalyptic number.
1142107320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1142107320 is an abundant number, since it is smaller than the sum of its proper divisors (2433193800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1142107320 is a wasteful number, since it uses less digits than its factorization.
1142107320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 413844 (or 413840 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 21.
The square root of 1142107320 is about 33795.0783399003. The cubic root of 1142107320 is about 1045.2872145367.
Adding to 1142107320 its reverse (237012411), we get a palindrome (1379119731).
The spelling of 1142107320 in words is "one billion, one hundred forty-two million, one hundred seven thousand, three hundred twenty".
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