Base | Representation |
---|---|
bin | 111001110010010… |
… | …011100100000001 |
3 | 2111120021010101201 |
4 | 321302103210001 |
5 | 3441142114031 |
6 | 240111301201 |
7 | 33011342332 |
oct | 7162234401 |
9 | 2446233351 |
10 | 969488641 |
11 | 458284190 |
12 | 23081a801 |
13 | 125b16524 |
14 | 92a88289 |
15 | 5a1a5d61 |
hex | 39c93901 |
969488641 has 4 divisors (see below), whose sum is σ = 1057623984. Its totient is φ = 881353300.
The previous prime is 969488609. The next prime is 969488651. The reversal of 969488641 is 146884969.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 969488641 - 25 = 969488609 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (969488651) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44067655 + ... + 44067676.
It is an arithmetic number, because the mean of its divisors is an integer number (264405996).
Almost surely, 2969488641 is an apocalyptic number.
It is an amenable number.
969488641 is a deficient number, since it is larger than the sum of its proper divisors (88135343).
969488641 is a wasteful number, since it uses less digits than its factorization.
969488641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88135342.
The product of its digits is 2985984, while the sum is 55.
The square root of 969488641 is about 31136.6125485737. The cubic root of 969488641 is about 989.7243190494.
The spelling of 969488641 in words is "nine hundred sixty-nine million, four hundred eighty-eight thousand, six hundred forty-one".
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