Base | Representation |
---|---|
bin | 111001010010000… |
… | …110001100100111 |
3 | 2110222101011021220 |
4 | 321102012030213 |
5 | 3432011422122 |
6 | 235210311423 |
7 | 32546515206 |
oct | 7122061447 |
9 | 2428334256 |
10 | 961045287 |
11 | 453537604 |
12 | 229a28573 |
13 | 12414b367 |
14 | 918cb23d |
15 | 5958925c |
hex | 39486327 |
961045287 has 8 divisors (see below), whose sum is σ = 1287467520. Its totient is φ = 637659960.
The previous prime is 961045259. The next prime is 961045303. The reversal of 961045287 is 782540169.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 961045287 - 26 = 961045223 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (961045247) 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, 758487 + ... + 759752.
It is an arithmetic number, because the mean of its divisors is an integer number (160933440).
Almost surely, 2961045287 is an apocalyptic number.
961045287 is a deficient number, since it is larger than the sum of its proper divisors (326422233).
961045287 is a wasteful number, since it uses less digits than its factorization.
961045287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1518453.
The product of its (nonzero) digits is 120960, while the sum is 42.
The square root of 961045287 is about 31000.7304268787. The cubic root of 961045287 is about 986.8427414469.
The spelling of 961045287 in words is "nine hundred sixty-one million, forty-five thousand, two hundred eighty-seven".
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