Base | Representation |
---|---|
bin | 1000111111011001110… |
… | …0010111011010111000 |
3 | 112202200110220002111120 |
4 | 2033312130113122320 |
5 | 10012312333031311 |
6 | 154542433225240 |
7 | 14105424321021 |
oct | 2176634273270 |
9 | 482613802446 |
10 | 154458486456 |
11 | 5a561874aaa |
12 | 25b27a02220 |
13 | 1174717c521 |
14 | 7693971c48 |
15 | 404021c706 |
hex | 23f67176b8 |
154458486456 has 128 divisors (see below), whose sum is σ = 419130028800. Its totient is φ = 47267712000.
The previous prime is 154458486353. The next prime is 154458486461. The reversal of 154458486456 is 654684854451.
154458486456 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 154458486456.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4216636 + ... + 4253108.
It is an arithmetic number, because the mean of its divisors is an integer number (3274453350).
Almost surely, 2154458486456 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 154458486456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209565014400).
154458486456 is an abundant number, since it is smaller than the sum of its proper divisors (264671542344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154458486456 is a wasteful number, since it uses less digits than its factorization.
154458486456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36789 (or 36785 counting only the distinct ones).
The product of its digits is 73728000, while the sum is 60.
The spelling of 154458486456 in words is "one hundred fifty-four billion, four hundred fifty-eight million, four hundred eighty-six thousand, four hundred fifty-six".
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