Base | Representation |
---|---|
bin | 100001111110110… |
… | …1101011101010100 |
3 | 2221110120201120020 |
4 | 1003331231131110 |
5 | 4313401003302 |
6 | 305051305140 |
7 | 40153653225 |
oct | 10375553524 |
9 | 2843521506 |
10 | 1140250452 |
11 | 535707050 |
12 | 279a4b1b0 |
13 | 152304513 |
14 | ab61924c |
15 | 6a186ebc |
hex | 43f6d754 |
1140250452 has 96 divisors (see below), whose sum is σ = 3096455040. Its totient is φ = 322744320.
The previous prime is 1140250411. The next prime is 1140250457. The reversal of 1140250452 is 2540520411.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1140250457) 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, 305574 + ... + 309282.
It is an arithmetic number, because the mean of its divisors is an integer number (32254740).
Almost surely, 21140250452 is an apocalyptic number.
1140250452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1140250452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1548227520).
1140250452 is an abundant number, since it is smaller than the sum of its proper divisors (1956204588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1140250452 is a wasteful number, since it uses less digits than its factorization.
1140250452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3881 (or 3879 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 24.
The square root of 1140250452 is about 33767.5947026139. The cubic root of 1140250452 is about 1044.7204221449.
Adding to 1140250452 its reverse (2540520411), we get a palindrome (3680770863).
The spelling of 1140250452 in words is "one billion, one hundred forty million, two hundred fifty thousand, four hundred fifty-two".
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