Base | Representation |
---|---|
bin | 1101010011010011… |
… | …00101011101100000 |
3 | 200102200110110122220 |
4 | 12221221211131200 |
5 | 104111122440034 |
6 | 3140341031040 |
7 | 341652231654 |
oct | 65151453540 |
9 | 20380413586 |
10 | 7141218144 |
11 | 3035038985 |
12 | 14736b5480 |
13 | 89a64b888 |
14 | 4ba5daa64 |
15 | 2bbe11749 |
hex | 1a9a65760 |
7141218144 has 48 divisors (see below), whose sum is σ = 18750191040. Its totient is φ = 2379835520.
The previous prime is 7141218121. The next prime is 7141218151. The reversal of 7141218144 is 4418121417.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633679 + ... + 644849.
It is an arithmetic number, because the mean of its divisors is an integer number (390628980).
Almost surely, 27141218144 is an apocalyptic number.
It is an amenable number.
7141218144 is an abundant number, since it is smaller than the sum of its proper divisors (11608972896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7141218144 is a wasteful number, since it uses less digits than its factorization.
7141218144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17843 (or 17835 counting only the distinct ones).
The product of its digits is 7168, while the sum is 33.
The square root of 7141218144 is about 84505.7284685482. The cubic root of 7141218144 is about 1925.7094720228.
The spelling of 7141218144 in words is "seven billion, one hundred forty-one million, two hundred eighteen thousand, one hundred forty-four".
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