Base | Representation |
---|---|
bin | 100001011100000… |
… | …1000101101100001 |
3 | 2220012021010010001 |
4 | 1002320020231201 |
5 | 4244213341001 |
6 | 303200340001 |
7 | 36542642005 |
oct | 10270105541 |
9 | 2805233101 |
10 | 1122012001 |
11 | 52638a250 |
12 | 273914601 |
13 | 14b5b9b36 |
14 | a902c705 |
15 | 68783001 |
hex | 42e08b61 |
1122012001 has 8 divisors (see below), whose sum is σ = 1266220800. Its totient is φ = 984837840.
The previous prime is 1122011983. The next prime is 1122012007. The reversal of 1122012001 is 1002102211.
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 1122012001 - 27 = 1122011873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1122012007) 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, 1758321 + ... + 1758958.
It is an arithmetic number, because the mean of its divisors is an integer number (158277600).
Almost surely, 21122012001 is an apocalyptic number.
1122012001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1122012001 is a deficient number, since it is larger than the sum of its proper divisors (144208799).
1122012001 is a wasteful number, since it uses less digits than its factorization.
1122012001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3517319.
The product of its (nonzero) digits is 8, while the sum is 10.
The square root of 1122012001 is about 33496.4475877667. The cubic root of 1122012001 is about 1039.1203116567.
Adding to 1122012001 its reverse (1002102211), we get a palindrome (2124114212).
The spelling of 1122012001 in words is "one billion, one hundred twenty-two million, twelve thousand, one".
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