Base | Representation |
---|---|
bin | 1000011011001100011… |
… | …1000001011110001101 |
3 | 111211121002202002202202 |
4 | 2012303013001132031 |
5 | 4332411123232334 |
6 | 150254144331245 |
7 | 13312523132045 |
oct | 2066307013615 |
9 | 454532662682 |
10 | 144738883469 |
11 | 56424365464 |
12 | 24074913b25 |
13 | 108585b835b |
14 | 7010b5c725 |
15 | 3b71c9a17e |
hex | 21b31c178d |
144738883469 has 8 divisors (see below), whose sum is σ = 145314640320. Its totient is φ = 144163224576.
The previous prime is 144738883379. The next prime is 144738883493. The reversal of 144738883469 is 964388837441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144738883469 - 220 = 144737834893 is a prime.
It is a super-2 number, since 2×1447388834692 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144738883769) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4831832 + ... + 4861694.
It is an arithmetic number, because the mean of its divisors is an integer number (18164330040).
Almost surely, 2144738883469 is an apocalyptic number.
It is an amenable number.
144738883469 is a deficient number, since it is larger than the sum of its proper divisors (575756851).
144738883469 is a wasteful number, since it uses less digits than its factorization.
144738883469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48979.
The product of its digits is 111476736, while the sum is 65.
The spelling of 144738883469 in words is "one hundred forty-four billion, seven hundred thirty-eight million, eight hundred eighty-three thousand, four hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.096 sec. • engine limits •