Base | Representation |
---|---|
bin | 10001010001001… |
… | …11010010011000 |
3 | 101002120212121110 |
4 | 20220213102120 |
5 | 244041130113 |
6 | 22212540320 |
7 | 3406220133 |
oct | 1050472230 |
9 | 332525543 |
10 | 144864408 |
11 | 74854857 |
12 | 406216a0 |
13 | 240214b0 |
14 | 1534d21a |
15 | cab7bc3 |
hex | 8a27498 |
144864408 has 32 divisors (see below), whose sum is σ = 390020400. Its totient is φ = 44573568.
The previous prime is 144864407. The next prime is 144864409. The reversal of 144864408 is 804468441.
It is an interprime number because it is at equal distance from previous prime (144864407) and next prime (144864409).
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144864403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231843 + ... + 232466.
Almost surely, 2144864408 is an apocalyptic number.
It is an amenable number.
144864408 is an abundant number, since it is smaller than the sum of its proper divisors (245155992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144864408 is a wasteful number, since it uses less digits than its factorization.
144864408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 464331 (or 464327 counting only the distinct ones).
The product of its (nonzero) digits is 98304, while the sum is 39.
The square root of 144864408 is about 12035.9631106115. The cubic root of 144864408 is about 525.1949788254.
It can be divided in two parts, 1448 and 64408, that added together give a palindrome (65856).
The spelling of 144864408 in words is "one hundred forty-four million, eight hundred sixty-four thousand, four hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •