Base | Representation |
---|---|
bin | 1011010000010010… |
… | …1000100001000100 |
3 | 21210112202110111100 |
4 | 2310010220201010 |
5 | 22141401112122 |
6 | 1215440540100 |
7 | 134603016552 |
oct | 26404504104 |
9 | 7715673440 |
10 | 3021113412 |
11 | 1310381249 |
12 | 703921630 |
13 | 391b97695 |
14 | 209340bd2 |
15 | 12a364aac |
hex | b4128844 |
3021113412 has 18 divisors (see below), whose sum is σ = 7636703438. Its totient is φ = 1007037792.
The previous prime is 3021113387. The next prime is 3021113419. The reversal of 3021113412 is 2143111203.
3021113412 is a `hidden beast` number, since 30 + 211 + 13 + 412 = 666.
It can be written as a sum of positive squares in only one way, i.e., 2441941056 + 579172356 = 49416^2 + 24066^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (3021113419) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41959873 + ... + 41959944.
Almost surely, 23021113412 is an apocalyptic number.
It is an amenable number.
3021113412 is an abundant number, since it is smaller than the sum of its proper divisors (4615590026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3021113412 is a wasteful number, since it uses less digits than its factorization.
3021113412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83919827 (or 83919822 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 3021113412 is about 54964.6560254861. The cubic root of 3021113412 is about 1445.6250871715.
Adding to 3021113412 its reverse (2143111203), we get a palindrome (5164224615).
The spelling of 3021113412 in words is "three billion, twenty-one million, one hundred thirteen thousand, four hundred twelve".
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