Base | Representation |
---|---|
bin | 10000010010001110… |
… | …01110000100010001 |
3 | 211120022011101100012 |
4 | 20021013032010101 |
5 | 120401130302121 |
6 | 4003313004305 |
7 | 426440522303 |
oct | 101107160421 |
9 | 24508141305 |
10 | 8742822161 |
11 | 3787105767 |
12 | 183bb53695 |
13 | a943c6768 |
14 | 5cd1cb973 |
15 | 36282ac5b |
hex | 2091ce111 |
8742822161 has 8 divisors (see below), whose sum is σ = 8877802560. Its totient is φ = 8607973968.
The previous prime is 8742822131. The next prime is 8742822163. The reversal of 8742822161 is 1612282478.
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 8742822161 - 26 = 8742822097 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8742822163) 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, 104615 + ... + 168611.
It is an arithmetic number, because the mean of its divisors is an integer number (1109725320).
Almost surely, 28742822161 is an apocalyptic number.
It is an amenable number.
8742822161 is a deficient number, since it is larger than the sum of its proper divisors (134980399).
8742822161 is a wasteful number, since it uses less digits than its factorization.
8742822161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66103.
The product of its digits is 86016, while the sum is 41.
The square root of 8742822161 is about 93503.0596344312. The cubic root of 8742822161 is about 2060.0790305715.
The spelling of 8742822161 in words is "eight billion, seven hundred forty-two million, eight hundred twenty-two thousand, one hundred sixty-one".
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