Base | Representation |
---|---|
bin | 100001101011110… |
… | …0100100101001100 |
3 | 2220202202210010011 |
4 | 1003113210211030 |
5 | 4303321040440 |
6 | 304053123004 |
7 | 40002663100 |
oct | 10327444514 |
9 | 2822683104 |
10 | 1130252620 |
11 | 52aaa8582 |
12 | 276629464 |
13 | 150213943 |
14 | aa175900 |
15 | 6935e9ea |
hex | 435e494c |
1130252620 has 144 divisors (see below), whose sum is σ = 2940023520. Its totient is φ = 362880000.
The previous prime is 1130252609. The next prime is 1130252647. The reversal of 1130252620 is 262520311.
It is a junction number, because it is equal to n+sod(n) for n = 1130252591 and 1130252600.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1880320 + ... + 1880920.
It is an arithmetic number, because the mean of its divisors is an integer number (20416830).
Almost surely, 21130252620 is an apocalyptic number.
1130252620 is a gapful number since it is divisible by the number (10) 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 1130252620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1470011760).
1130252620 is an abundant number, since it is smaller than the sum of its proper divisors (1809770900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1130252620 is a wasteful number, since it uses less digits than its factorization.
1130252620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 744 (or 735 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 1130252620 is about 33619.2299138454. The cubic root of 1130252620 is about 1041.6580492372.
Adding to 1130252620 its reverse (262520311), we get a palindrome (1392772931).
The spelling of 1130252620 in words is "one billion, one hundred thirty million, two hundred fifty-two thousand, six hundred twenty".
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