Base | Representation |
---|---|
bin | 100111001010010… |
… | …1011000100010011 |
3 | 10101120121020221002 |
4 | 1032110223010103 |
5 | 10142343322011 |
6 | 334220252215 |
7 | 44364113423 |
oct | 11624530423 |
9 | 3346536832 |
10 | 1314042131 |
11 | 614819336 |
12 | 3080a106b |
13 | 17c31362c |
14 | c6738483 |
15 | 7a565c3b |
hex | 4e52b113 |
1314042131 has 4 divisors (see below), whose sum is σ = 1314397872. Its totient is φ = 1313686392.
The previous prime is 1314042101. The next prime is 1314042133. The reversal of 1314042131 is 1312404131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1312404131 = 17 ⋅77200243.
It is a cyclic number.
It is not a de Polignac number, because 1314042131 - 222 = 1309847827 is a prime.
It is a super-2 number, since 2×13140421312 = 3453413444086042322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1314042133) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172271 + ... + 179736.
It is an arithmetic number, because the mean of its divisors is an integer number (328599468).
Almost surely, 21314042131 is an apocalyptic number.
1314042131 is a deficient number, since it is larger than the sum of its proper divisors (355741).
1314042131 is an equidigital number, since it uses as much as digits as its factorization.
1314042131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355740.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 1314042131 is about 36249.7190471871. The cubic root of 1314042131 is about 1095.3084293413.
Adding to 1314042131 its reverse (1312404131), we get a palindrome (2626446262).
The spelling of 1314042131 in words is "one billion, three hundred fourteen million, forty-two thousand, one hundred thirty-one".
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