Base | Representation |
---|---|
bin | 1011111001111111… |
… | …10100000001010111 |
3 | 121111110210210220220 |
4 | 11330333310001113 |
5 | 101042332221411 |
6 | 2534140125423 |
7 | 314254462161 |
oct | 57477640127 |
9 | 17443723826 |
10 | 6392070231 |
11 | 279017aa78 |
12 | 12a4836873 |
13 | 7ab391ba1 |
14 | 448d0b931 |
15 | 276281b06 |
hex | 17cff4057 |
6392070231 has 16 divisors (see below), whose sum is σ = 9361386240. Its totient is φ = 3861570240.
The previous prime is 6392070221. The next prime is 6392070253. The reversal of 6392070231 is 1320702936.
It is a happy number.
It is not a de Polignac number, because 6392070231 - 231 = 4244586583 is a prime.
It is a super-2 number, since 2×63920702312 = 81717123676072786722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 6392070192 and 6392070201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6392070221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2436550 + ... + 2439171.
It is an arithmetic number, because the mean of its divisors is an integer number (585086640).
Almost surely, 26392070231 is an apocalyptic number.
6392070231 is a deficient number, since it is larger than the sum of its proper divisors (2969316009).
6392070231 is a wasteful number, since it uses less digits than its factorization.
6392070231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4875766.
The product of its (nonzero) digits is 13608, while the sum is 33.
The square root of 6392070231 is about 79950.4235823676. The cubic root of 6392070231 is about 1855.8684097114.
The spelling of 6392070231 in words is "six billion, three hundred ninety-two million, seventy thousand, two hundred thirty-one".
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