Base | Representation |
---|---|
bin | 10001001110100… |
… | …01111010111011 |
3 | 101001221002222001 |
4 | 20213101322323 |
5 | 243443432442 |
6 | 22201241431 |
7 | 3403232536 |
oct | 1047217273 |
9 | 331832861 |
10 | 144514747 |
11 | 74636083 |
12 | 40493277 |
13 | 23c2b2b0 |
14 | 1529ba1d |
15 | ca492b7 |
hex | 89d1ebb |
144514747 has 8 divisors (see below), whose sum is σ = 156053744. Its totient is φ = 133036128.
The previous prime is 144514717. The next prime is 144514753. The reversal of 144514747 is 747415441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144514747 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144514717) 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, 10053 + ... + 19750.
It is an arithmetic number, because the mean of its divisors is an integer number (19506718).
Almost surely, 2144514747 is an apocalyptic number.
144514747 is a deficient number, since it is larger than the sum of its proper divisors (11538997).
144514747 is a wasteful number, since it uses less digits than its factorization.
144514747 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30189.
The product of its digits is 62720, while the sum is 37.
The square root of 144514747 is about 12021.4286588575. The cubic root of 144514747 is about 524.7720818695.
The spelling of 144514747 in words is "one hundred forty-four million, five hundred fourteen thousand, seven hundred forty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •