Base | Representation |
---|---|
bin | 111100111110111… |
… | …110000100001111 |
3 | 2122022012220101012 |
4 | 330332332010033 |
5 | 4043410440421 |
6 | 245305235435 |
7 | 34232355530 |
oct | 7476760417 |
9 | 2568186335 |
10 | 1023140111 |
11 | 485599344 |
12 | 246792b7b |
13 | 133c7c966 |
14 | 99c52687 |
15 | 5ec5295b |
hex | 3cfbe10f |
1023140111 has 8 divisors (see below), whose sum is σ = 1170366240. Its totient is φ = 876179808.
The previous prime is 1023140071. The next prime is 1023140113. The reversal of 1023140111 is 1110413201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1023140111 - 214 = 1023123727 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1023140113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58136 + ... + 73661.
It is an arithmetic number, because the mean of its divisors is an integer number (146295780).
Almost surely, 21023140111 is an apocalyptic number.
1023140111 is a deficient number, since it is larger than the sum of its proper divisors (147226129).
1023140111 is a wasteful number, since it uses less digits than its factorization.
1023140111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132913.
The product of its (nonzero) digits is 24, while the sum is 14.
The square root of 1023140111 is about 31986.5614125682. The cubic root of 1023140111 is about 1007.6546275077.
Adding to 1023140111 its reverse (1110413201), we get a palindrome (2133553312).
The spelling of 1023140111 in words is "one billion, twenty-three million, one hundred forty thousand, one hundred eleven".
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