Base | Representation |
---|---|
bin | 1000100111000000… |
… | …1110010100011000 |
3 | 12222001210001211200 |
4 | 2021300032110120 |
5 | 14213121321102 |
6 | 1021155154200 |
7 | 111162124425 |
oct | 21160162430 |
9 | 5861701750 |
10 | 2311120152 |
11 | a86626860 |
12 | 545ba5960 |
13 | 2aaa69823 |
14 | 17cd24d4c |
15 | d7d6b51c |
hex | 89c0e518 |
2311120152 has 96 divisors (see below), whose sum is σ = 6944184000. Its totient is φ = 688455360.
The previous prime is 2311120151. The next prime is 2311120193. The reversal of 2311120152 is 2510211132.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2311120151) 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, 21999 + ... + 71457.
It is an arithmetic number, because the mean of its divisors is an integer number (72335250).
Almost surely, 22311120152 is an apocalyptic number.
2311120152 is a gapful number since it is divisible by the number (22) 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 2311120152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3472092000).
2311120152 is an abundant number, since it is smaller than the sum of its proper divisors (4633063848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2311120152 is a wasteful number, since it uses less digits than its factorization.
2311120152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49541 (or 49534 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 18.
The square root of 2311120152 is about 48074.1110370228. Note that the first 3 decimals coincide. The cubic root of 2311120152 is about 1322.1300458064.
Adding to 2311120152 its reverse (2510211132), we get a palindrome (4821331284).
The spelling of 2311120152 in words is "two billion, three hundred eleven million, one hundred twenty thousand, one hundred fifty-two".
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