Base | Representation |
---|---|
bin | 100010100111000… |
… | …0101101010001111 |
3 | 2222221020020001201 |
4 | 1011032011222033 |
5 | 4334244233403 |
6 | 311123050331 |
7 | 40531031545 |
oct | 10516055217 |
9 | 2887206051 |
10 | 1161321103 |
11 | 546598808 |
12 | 284b109a7 |
13 | 1567a1067 |
14 | b0341d95 |
15 | 6be4a21d |
hex | 45385a8f |
1161321103 has 2 divisors, whose sum is σ = 1161321104. Its totient is φ = 1161321102.
The previous prime is 1161321079. The next prime is 1161321179. The reversal of 1161321103 is 3011231611.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1161321103 - 25 = 1161321071 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1161321803) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580660551 + 580660552.
It is an arithmetic number, because the mean of its divisors is an integer number (580660552).
Almost surely, 21161321103 is an apocalyptic number.
1161321103 is a deficient number, since it is larger than the sum of its proper divisors (1).
1161321103 is an equidigital number, since it uses as much as digits as its factorization.
1161321103 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 108, while the sum is 19.
The square root of 1161321103 is about 34078.1616728368. The cubic root of 1161321103 is about 1051.1163042428.
Adding to 1161321103 its reverse (3011231611), we get a palindrome (4172552714).
The spelling of 1161321103 in words is "one billion, one hundred sixty-one million, three hundred twenty-one thousand, one hundred three".
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