Base | Representation |
---|---|
bin | 100100001011110… |
… | …0001000001100011 |
3 | 10010121120220012102 |
4 | 1020113201001203 |
5 | 4441303433011 |
6 | 320250521015 |
7 | 42041612333 |
oct | 11027410143 |
9 | 3117526172 |
10 | 1214124131 |
11 | 573383480 |
12 | 29a73616b |
13 | 1646cb25c |
14 | b73690c3 |
15 | 718ca73b |
hex | 485e1063 |
1214124131 has 8 divisors (see below), whose sum is σ = 1337614128. Its totient is φ = 1092820000.
The previous prime is 1214124097. The next prime is 1214124143. The reversal of 1214124131 is 1314214121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1214124131 - 214 = 1214107747 is a prime.
It is a super-2 number, since 2×12141241312 = 2948194810953010322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1214114131) 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, 545300 + ... + 547521.
It is an arithmetic number, because the mean of its divisors is an integer number (167201766).
Almost surely, 21214124131 is an apocalyptic number.
1214124131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1214124131 is a deficient number, since it is larger than the sum of its proper divisors (123489997).
1214124131 is a wasteful number, since it uses less digits than its factorization.
1214124131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1092933.
The product of its digits is 192, while the sum is 20.
The square root of 1214124131 is about 34844.2840506158. The cubic root of 1214124131 is about 1066.8115204429.
Adding to 1214124131 its reverse (1314214121), we get a palindrome (2528338252).
The spelling of 1214124131 in words is "one billion, two hundred fourteen million, one hundred twenty-four thousand, one hundred thirty-one".
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