Base | Representation |
---|---|
bin | 111001110010001… |
… | …011000110100101 |
3 | 2111120012100212022 |
4 | 321302023012211 |
5 | 3441140011424 |
6 | 240110432525 |
7 | 33011136320 |
oct | 7162130645 |
9 | 2446170768 |
10 | 969453989 |
11 | 458260149 |
12 | 230802745 |
13 | 125b0381a |
14 | 92a797b7 |
15 | 5a19a95e |
hex | 39c8b1a5 |
969453989 has 8 divisors (see below), whose sum is σ = 1108365120. Its totient is φ = 830647296.
The previous prime is 969453977. The next prime is 969453997. The reversal of 969453989 is 989354969.
969453989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 969453989 - 24 = 969453973 is a prime.
It is a super-3 number, since 3×9694539893 (a number of 28 digits) contains 333 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (969453959) 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, 5084 + ... + 44325.
It is an arithmetic number, because the mean of its divisors is an integer number (138545640).
Almost surely, 2969453989 is an apocalyptic number.
It is an amenable number.
969453989 is a deficient number, since it is larger than the sum of its proper divisors (138911131).
969453989 is a wasteful number, since it uses less digits than its factorization.
969453989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52219.
The product of its digits is 18895680, while the sum is 62.
The square root of 969453989 is about 31136.0560925754. The cubic root of 969453989 is about 989.7125271507.
The spelling of 969453989 in words is "nine hundred sixty-nine million, four hundred fifty-three thousand, nine hundred eighty-nine".
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