Base | Representation |
---|---|
bin | 10101101100001111101… |
… | …01001100101001101010 |
3 | 2122020202210220000221010 |
4 | 22312013311030221222 |
5 | 44202342400234233 |
6 | 1330220113324350 |
7 | 104563301162352 |
oct | 12660765145152 |
9 | 2566683800833 |
10 | 745308211818 |
11 | 2680a1067855 |
12 | 1005422666b6 |
13 | 55389192831 |
14 | 28104883b62 |
15 | 145c1ac7b63 |
hex | ad87d4ca6a |
745308211818 has 16 divisors (see below), whose sum is σ = 1511611022016. Its totient is φ = 244936970880.
The previous prime is 745308211801. The next prime is 745308211831. The reversal of 745308211818 is 818112803547.
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, 874774471 + ... + 874775322.
It is an arithmetic number, because the mean of its divisors is an integer number (94475688876).
Almost surely, 2745308211818 is an apocalyptic number.
745308211818 is an abundant number, since it is smaller than the sum of its proper divisors (766302810198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
745308211818 is a wasteful number, since it uses less digits than its factorization.
745308211818 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1749549869.
The product of its (nonzero) digits is 430080, while the sum is 48.
The spelling of 745308211818 in words is "seven hundred forty-five billion, three hundred eight million, two hundred eleven thousand, eight hundred eighteen".
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