Base | Representation |
---|---|
bin | 11100001101110100010… |
… | …11000101011001111001 |
3 | 10102200102111120012120112 |
4 | 32012322023011121321 |
5 | 111341004211000442 |
6 | 2021213355034105 |
7 | 130020615314261 |
oct | 16067213053171 |
9 | 3380374505515 |
10 | 969491109497 |
11 | 3441825029a9 |
12 | 137a8873b935 |
13 | 70565657b01 |
14 | 34cd05b07a1 |
15 | 1a34311a082 |
hex | e1ba2c5679 |
969491109497 has 8 divisors (see below), whose sum is σ = 985400948160. Its totient is φ = 953581804560.
The previous prime is 969491109493. The next prime is 969491109551. The reversal of 969491109497 is 794901194969.
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 969491109497 - 22 = 969491109493 is a prime.
It is a super-2 number, since 2×9694911094972 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (969491109493) 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, 5388254 + ... + 5565272.
It is an arithmetic number, because the mean of its divisors is an integer number (123175118520).
Almost surely, 2969491109497 is an apocalyptic number.
It is an amenable number.
969491109497 is a deficient number, since it is larger than the sum of its proper divisors (15909838663).
969491109497 is a wasteful number, since it uses less digits than its factorization.
969491109497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 266863.
The product of its (nonzero) digits is 39680928, while the sum is 68.
The spelling of 969491109497 in words is "nine hundred sixty-nine billion, four hundred ninety-one million, one hundred nine thousand, four hundred ninety-seven".
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