Base | Representation |
---|---|
bin | 10001001101100… |
… | …10111110100100 |
3 | 101001200200002212 |
4 | 20212302332210 |
5 | 243430404004 |
6 | 22154422552 |
7 | 3402164165 |
oct | 1046627644 |
9 | 331620085 |
10 | 144388004 |
11 | 74559932 |
12 | 40431a58 |
13 | 23bb56b7 |
14 | 1526776c |
15 | ca2196e |
hex | 89b2fa4 |
144388004 has 12 divisors (see below), whose sum is σ = 267542604. Its totient is φ = 67947264.
The previous prime is 144387989. The next prime is 144388039. The reversal of 144388004 is 400883441.
144388004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 43586404 + 100801600 = 6602^2 + 10040^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1061609 + ... + 1061744.
It is an arithmetic number, because the mean of its divisors is an integer number (22295217).
Almost surely, 2144388004 is an apocalyptic number.
It is an amenable number.
144388004 is a deficient number, since it is larger than the sum of its proper divisors (123154600).
144388004 is a wasteful number, since it uses less digits than its factorization.
144388004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2123374 (or 2123372 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 32.
The square root of 144388004 is about 12016.1559577096. The cubic root of 144388004 is about 524.6186243093.
The spelling of 144388004 in words is "one hundred forty-four million, three hundred eighty-eight thousand, four".
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