Base | Representation |
---|---|
bin | 111111110101000… |
… | …0111111001001011 |
3 | 12112021002010001001 |
4 | 1333222013321023 |
5 | 13341241430221 |
6 | 552305035431 |
7 | 104034364426 |
oct | 17752077113 |
9 | 5467063031 |
10 | 2141748811 |
11 | 9a9a63644 |
12 | 4b9325b77 |
13 | 2819476b7 |
14 | 1646369bd |
15 | c8062391 |
hex | 7fa87e4b |
2141748811 has 16 divisors (see below), whose sum is σ = 2225008224. Its totient is φ = 2059962624.
The previous prime is 2141748751. The next prime is 2141748827. The reversal of 2141748811 is 1188471412.
It is a cyclic number.
It is not a de Polignac number, because 2141748811 - 227 = 2007531083 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2141748841) 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, 1433781 + ... + 1435273.
It is an arithmetic number, because the mean of its divisors is an integer number (139063014).
Almost surely, 22141748811 is an apocalyptic number.
2141748811 is a deficient number, since it is larger than the sum of its proper divisors (83259413).
2141748811 is a wasteful number, since it uses less digits than its factorization.
2141748811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1950.
The product of its digits is 14336, while the sum is 37.
The square root of 2141748811 is about 46279.0320879769. The cubic root of 2141748811 is about 1289.0096782081.
The spelling of 2141748811 in words is "two billion, one hundred forty-one million, seven hundred forty-eight thousand, eight hundred eleven".
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