Base | Representation |
---|---|
bin | 10001001111111… |
… | …11010100000001 |
3 | 101002021120000012 |
4 | 20213333110001 |
5 | 244020410143 |
6 | 22205234305 |
7 | 3404635565 |
oct | 1047772401 |
9 | 332246005 |
10 | 144700673 |
11 | 74752837 |
12 | 40562995 |
13 | 23c94b00 |
14 | 153096a5 |
15 | ca84418 |
hex | 89ff501 |
144700673 has 24 divisors (see below), whose sum is σ = 163641528. Its totient is φ = 127775232.
The previous prime is 144700667. The next prime is 144700679. The reversal of 144700673 is 376007441.
It is a happy number.
144700673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (144700667) and next prime (144700679).
It can be written as a sum of positive squares in 12 ways, for example, as 73753744 + 70946929 = 8588^2 + 8423^2 .
It is not a de Polignac number, because 144700673 - 212 = 144696577 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (144700679) 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, 456311 + ... + 456627.
It is an arithmetic number, because the mean of its divisors is an integer number (6818397).
Almost surely, 2144700673 is an apocalyptic number.
144700673 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
144700673 is a deficient number, since it is larger than the sum of its proper divisors (18940855).
144700673 is a wasteful number, since it uses less digits than its factorization.
144700673 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 453 (or 440 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 32.
The square root of 144700673 is about 12029.1592806813. The cubic root of 144700673 is about 524.9970346015.
The spelling of 144700673 in words is "one hundred forty-four million, seven hundred thousand, six hundred seventy-three".
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