Base | Representation |
---|---|
bin | 1011100111110111… |
… | …1001101101110000 |
3 | 22001102212001001100 |
4 | 2321331321231300 |
5 | 22342210342034 |
6 | 1233332404400 |
7 | 140213444214 |
oct | 27175715560 |
9 | 8042761040 |
10 | 3120012144 |
11 | 1361190337 |
12 | 730a76700 |
13 | 3a9513b42 |
14 | 218526944 |
15 | 133d9d099 |
hex | b9f79b70 |
3120012144 has 60 divisors (see below), whose sum is σ = 8813348856. Its totient is φ = 1030279296.
The previous prime is 3120012101. The next prime is 3120012163. The reversal of 3120012144 is 4412100213.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85839 + ... + 116654.
Almost surely, 23120012144 is an apocalyptic number.
It is an amenable number.
3120012144 is an abundant number, since it is smaller than the sum of its proper divisors (5693336712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3120012144 is a wasteful number, since it uses less digits than its factorization.
3120012144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202614 (or 202605 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 3120012144 is about 55857.0688812079. The cubic root of 3120012144 is about 1461.2306106607.
Adding to 3120012144 its reverse (4412100213), we get a palindrome (7532112357).
The spelling of 3120012144 in words is "three billion, one hundred twenty million, twelve thousand, one hundred forty-four".
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