Base | Representation |
---|---|
bin | 1111001010011000… |
… | …11100011000100000 |
3 | 210000022020121020212 |
4 | 13211030130120200 |
5 | 113132343233434 |
6 | 3423424553252 |
7 | 405502441520 |
oct | 74514343040 |
9 | 23008217225 |
10 | 8140211744 |
11 | 34a7a34625 |
12 | 16b2182828 |
13 | 9c95c5952 |
14 | 573165680 |
15 | 3299948ce |
hex | 1e531c620 |
8140211744 has 24 divisors (see below), whose sum is σ = 18315476928. Its totient is φ = 3488662080.
The previous prime is 8140211701. The next prime is 8140211789. The reversal of 8140211744 is 4471120418.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a self number, because there is not a number n which added to its sum of digits gives 8140211744.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18169892 + ... + 18170339.
It is an arithmetic number, because the mean of its divisors is an integer number (763144872).
Almost surely, 28140211744 is an apocalyptic number.
It is an amenable number.
8140211744 is an abundant number, since it is smaller than the sum of its proper divisors (10175265184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8140211744 is a wasteful number, since it uses less digits than its factorization.
8140211744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36340248 (or 36340240 counting only the distinct ones).
The product of its (nonzero) digits is 7168, while the sum is 32.
The square root of 8140211744 is about 90223.1220031761. The cubic root of 8140211744 is about 2011.6167074169.
The spelling of 8140211744 in words is "eight billion, one hundred forty million, two hundred eleven thousand, seven hundred forty-four".
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