Base | Representation |
---|---|
bin | 10001001100111… |
… | …00100101000101 |
3 | 101001112000020222 |
4 | 20212130211011 |
5 | 243414440021 |
6 | 22152434125 |
7 | 3401332544 |
oct | 1046344505 |
9 | 331460228 |
10 | 144296261 |
11 | 744a6a0a |
12 | 403a8945 |
13 | 23b82a05 |
14 | 1524215b |
15 | ca046ab |
hex | 899c945 |
144296261 has 8 divisors (see below), whose sum is σ = 151255104. Its totient is φ = 137501280.
The previous prime is 144296249. The next prime is 144296267. The reversal of 144296261 is 162692441.
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-144296261 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144296267) 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, 39161 + ... + 42686.
It is an arithmetic number, because the mean of its divisors is an integer number (18906888).
Almost surely, 2144296261 is an apocalyptic number.
It is an amenable number.
144296261 is a deficient number, since it is larger than the sum of its proper divisors (6958843).
144296261 is an equidigital number, since it uses as much as digits as its factorization.
144296261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81931.
The product of its digits is 20736, while the sum is 35.
The square root of 144296261 is about 12012.3378657112. The cubic root of 144296261 is about 524.5074879209.
The spelling of 144296261 in words is "one hundred forty-four million, two hundred ninety-six thousand, two hundred sixty-one".
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