Base | Representation |
---|---|
bin | 111110000111101… |
… | …110010100001111 |
3 | 2200122002212020120 |
4 | 332013232110033 |
5 | 4113301241421 |
6 | 251230120023 |
7 | 34553441163 |
oct | 7607562417 |
9 | 2618085216 |
10 | 1042212111 |
11 | 495335426 |
12 | 251050013 |
13 | 137bc9875 |
14 | 9c5b8ca3 |
15 | 6176d8c6 |
hex | 3e1ee50f |
1042212111 has 16 divisors (see below), whose sum is σ = 1476182400. Its totient is φ = 652196448.
The previous prime is 1042212107. The next prime is 1042212137. The reversal of 1042212111 is 1112122401.
It is not a de Polignac number, because 1042212111 - 22 = 1042212107 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1042212181) 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, 77661 + ... + 90086.
It is an arithmetic number, because the mean of its divisors is an integer number (92261400).
Almost surely, 21042212111 is an apocalyptic number.
1042212111 is a deficient number, since it is larger than the sum of its proper divisors (433970289).
1042212111 is a wasteful number, since it uses less digits than its factorization.
1042212111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167878.
The product of its (nonzero) digits is 32, while the sum is 15.
The square root of 1042212111 is about 32283.3100998023. The cubic root of 1042212111 is about 1013.8772351949.
Adding to 1042212111 its reverse (1112122401), we get a palindrome (2154334512).
The spelling of 1042212111 in words is "one billion, forty-two million, two hundred twelve thousand, one hundred eleven".
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