Base | Representation |
---|---|
bin | 10001010000010… |
… | …10110001010001 |
3 | 101002100221101021 |
4 | 20220022301101 |
5 | 244023410401 |
6 | 22210235441 |
7 | 3405222445 |
oct | 1050126121 |
9 | 332327337 |
10 | 144747601 |
11 | 74785019 |
12 | 40585b81 |
13 | 23cb028b |
14 | 1531c825 |
15 | ca932a1 |
hex | 8a0ac51 |
144747601 has 8 divisors (see below), whose sum is σ = 146833344. Its totient is φ = 142670160.
The previous prime is 144747599. The next prime is 144747637. The reversal of 144747601 is 106747441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144747601 - 21 = 144747599 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144747661) 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, 38631 + ... + 42211.
It is an arithmetic number, because the mean of its divisors is an integer number (18354168).
Almost surely, 2144747601 is an apocalyptic number.
It is an amenable number.
144747601 is a deficient number, since it is larger than the sum of its proper divisors (2085743).
144747601 is an equidigital number, since it uses as much as digits as its factorization.
144747601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4151.
The product of its (nonzero) digits is 18816, while the sum is 34.
The square root of 144747601 is about 12031.1097160653. The cubic root of 144747601 is about 525.0537825476.
The spelling of 144747601 in words is "one hundred forty-four million, seven hundred forty-seven thousand, six hundred one".
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