Base | Representation |
---|---|
bin | 10001001101101… |
… | …00100111001101 |
3 | 101001201000021220 |
4 | 20212310213031 |
5 | 243431112301 |
6 | 22154513553 |
7 | 3402222543 |
oct | 1046644715 |
9 | 331630256 |
10 | 144394701 |
11 | 74563970 |
12 | 404358b9 |
13 | 23bb8769 |
14 | 15269d93 |
15 | ca23936 |
hex | 89b49cd |
144394701 has 16 divisors (see below), whose sum is σ = 210470400. Its totient is φ = 87327920.
The previous prime is 144394697. The next prime is 144394709. The reversal of 144394701 is 107493441.
144394701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 144394701 - 22 = 144394697 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144394709) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12250 + ... + 20948.
It is an arithmetic number, because the mean of its divisors is an integer number (13154400).
Almost surely, 2144394701 is an apocalyptic number.
144394701 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
144394701 is a deficient number, since it is larger than the sum of its proper divisors (66075699).
144394701 is a wasteful number, since it uses less digits than its factorization.
144394701 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9216.
The product of its (nonzero) digits is 12096, while the sum is 33.
The square root of 144394701 is about 12016.4346209681. The cubic root of 144394701 is about 524.6267351323.
The spelling of 144394701 in words is "one hundred forty-four million, three hundred ninety-four thousand, seven hundred one".
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