Base | Representation |
---|---|
bin | 100000010101100011001110… |
… | …100010101110011110000000 |
3 | 200122112221121101012122012012 |
4 | 200111203032202232132000 |
5 | 122120101312103034010 |
6 | 1222250124040152052 |
7 | 41645641040605022 |
oct | 4025431642563600 |
9 | 618487541178165 |
10 | 142218422314880 |
11 | 4135154885204a |
12 | 13b4aa71a68628 |
13 | 61481a7b49a72 |
14 | 27195a07bc012 |
15 | 1169662e17005 |
hex | 8158ce8ae780 |
142218422314880 has 128 divisors (see below), whose sum is σ = 355693664914560. Its totient is φ = 54319023308800.
The previous prime is 142218422314823. The next prime is 142218422314889. The reversal of 142218422314880 is 88413224812241.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142218422314889) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56425331 + ... + 58891890.
It is an arithmetic number, because the mean of its divisors is an integer number (2778856757145).
Almost surely, 2142218422314880 is an apocalyptic number.
142218422314880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142218422314880 is an abundant number, since it is smaller than the sum of its proper divisors (213475242599680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142218422314880 is a wasteful number, since it uses less digits than its factorization.
142218422314880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115317328 (or 115317316 counting only the distinct ones).
The product of its (nonzero) digits is 1572864, while the sum is 50.
The spelling of 142218422314880 in words is "one hundred forty-two trillion, two hundred eighteen billion, four hundred twenty-two million, three hundred fourteen thousand, eight hundred eighty".
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