Base | Representation |
---|---|
bin | 1011010000011101… |
… | …1101100010101100 |
3 | 21210121011010121120 |
4 | 2310013131202230 |
5 | 22142043324032 |
6 | 1215504500540 |
7 | 134612225400 |
oct | 26407354254 |
9 | 7717133546 |
10 | 3021854892 |
11 | 1310838341 |
12 | 70401a750 |
13 | 392097024 |
14 | 209495100 |
15 | 12a45e62c |
hex | b41dd8ac |
3021854892 has 72 divisors (see below), whose sum is σ = 8231816880. Its totient is φ = 860267520.
The previous prime is 3021854821. The next prime is 3021854893. The reversal of 3021854892 is 2984581203.
3021854892 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (3021854893) 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, 156084 + ... + 174372.
It is an arithmetic number, because the mean of its divisors is an integer number (114330790).
Almost surely, 23021854892 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 3021854892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4115908440).
3021854892 is an abundant number, since it is smaller than the sum of its proper divisors (5209961988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3021854892 is a wasteful number, since it uses less digits than its factorization.
3021854892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18591 (or 18582 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 42.
The square root of 3021854892 is about 54971.4006734411. The cubic root of 3021854892 is about 1445.7433453832.
The spelling of 3021854892 in words is "three billion, twenty-one million, eight hundred fifty-four thousand, eight hundred ninety-two".
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