Base | Representation |
---|---|
bin | 1000011000110100000… |
… | …1111110010011001110 |
3 | 111202221120121202110100 |
4 | 2012031001332103032 |
5 | 4330104101304200 |
6 | 150110523351530 |
7 | 13260635002365 |
oct | 2061501762316 |
9 | 452846552410 |
10 | 144100025550 |
11 | 56126787008 |
12 | 23b169825a6 |
13 | 10786135a10 |
14 | 6d8dd7c7dc |
15 | 3b35b53d00 |
hex | 218d07e4ce |
144100025550 has 144 divisors (see below), whose sum is σ = 423153385200. Its totient is φ = 34941265920.
The previous prime is 144100025527. The next prime is 144100025557. The reversal of 144100025550 is 55520001441.
144100025550 is a `hidden beast` number, since 1 + 4 + 4 + 100 + 0 + 2 + 5 + 550 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144100025557) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 208126 + ... + 575774.
It is an arithmetic number, because the mean of its divisors is an integer number (2938565175).
Almost surely, 2144100025550 is an apocalyptic number.
144100025550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 144100025550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211576692600).
144100025550 is an abundant number, since it is smaller than the sum of its proper divisors (279053359650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144100025550 is a wasteful number, since it uses less digits than its factorization.
144100025550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 367747 (or 367739 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 27.
Adding to 144100025550 its reverse (55520001441), we get a palindrome (199620026991).
The spelling of 144100025550 in words is "one hundred forty-four billion, one hundred million, twenty-five thousand, five hundred fifty".
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