Base | Representation |
---|---|
bin | 1101000111011010… |
… | …10011111111011000 |
3 | 200011201212212210110 |
4 | 12203231103333120 |
5 | 103410113004424 |
6 | 3122420244320 |
7 | 336332014263 |
oct | 64355237730 |
9 | 20151785713 |
10 | 7041531864 |
11 | 2a93841124 |
12 | 14462406a0 |
13 | 882ab7b03 |
14 | 4ab28bcda |
15 | 2b32bec29 |
hex | 1a3b53fd8 |
7041531864 has 64 divisors (see below), whose sum is σ = 18266220000. Its totient is φ = 2260168704.
The previous prime is 7041531817. The next prime is 7041531881. The reversal of 7041531864 is 4681351407.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45262 + ... + 127010.
Almost surely, 27041531864 is an apocalyptic number.
7041531864 is a gapful number since it is divisible by the number (74) 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 7041531864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9133110000).
7041531864 is an abundant number, since it is smaller than the sum of its proper divisors (11224688136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7041531864 is a wasteful number, since it uses less digits than its factorization.
7041531864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81892 (or 81888 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 7041531864 is about 83913.8359509324. The cubic root of 7041531864 is about 1916.7069441752.
The spelling of 7041531864 in words is "seven billion, forty-one million, five hundred thirty-one thousand, eight hundred sixty-four".
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