Base | Representation |
---|---|
bin | 10001010001011… |
… | …11111110001000 |
3 | 101002122200101210 |
4 | 20220233332020 |
5 | 244043244401 |
6 | 22213413120 |
7 | 3406425624 |
oct | 1050577610 |
9 | 332580353 |
10 | 144899976 |
11 | 74879551 |
12 | 4063a1a0 |
13 | 24034740 |
14 | 1535c184 |
15 | cac34d6 |
hex | 8a2ff88 |
144899976 has 96 divisors (see below), whose sum is σ = 414671040. Its totient is φ = 41935872.
The previous prime is 144899971. The next prime is 144900011. The reversal of 144899976 is 679998441.
144899976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (144899971) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89365 + ... + 90971.
It is an arithmetic number, because the mean of its divisors is an integer number (4319490).
Almost surely, 2144899976 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 144899976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207335520).
144899976 is an abundant number, since it is smaller than the sum of its proper divisors (269771064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144899976 is a wasteful number, since it uses less digits than its factorization.
144899976 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1663 (or 1642 counting only the distinct ones).
The product of its digits is 3919104, while the sum is 57.
The square root of 144899976 is about 12037.4405917537. The cubic root of 144899976 is about 525.2379583413.
The spelling of 144899976 in words is "one hundred forty-four million, eight hundred ninety-nine thousand, nine hundred seventy-six".
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