Base | Representation |
---|---|
bin | 1000100110111111… |
… | …0100000001100100 |
3 | 12222001120121002210 |
4 | 2021233310001210 |
5 | 14213104344302 |
6 | 1021153003420 |
7 | 111161165430 |
oct | 21157640144 |
9 | 5861517083 |
10 | 2311012452 |
11 | a86562951 |
12 | 545b53570 |
13 | 2aaa2c7b8 |
14 | 17ccd79c0 |
15 | d7d4966c |
hex | 89bf4064 |
2311012452 has 96 divisors (see below), whose sum is σ = 6344810752. Its totient is φ = 640866816.
The previous prime is 2311012447. The next prime is 2311012481. The reversal of 2311012452 is 2542101132.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1904598 + ... + 1905810.
Almost surely, 22311012452 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2311012452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3172405376).
2311012452 is an abundant number, since it is smaller than the sum of its proper divisors (4033798300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2311012452 is a wasteful number, since it uses less digits than its factorization.
2311012452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1877 (or 1875 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 2311012452 is about 48072.9908784548. The cubic root of 2311012452 is about 1322.1095080572.
Adding to 2311012452 its reverse (2542101132), we get a palindrome (4853113584).
The spelling of 2311012452 in words is "two billion, three hundred eleven million, twelve thousand, four hundred fifty-two".
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