Base | Representation |
---|---|
bin | 1000010010001100100… |
… | …0101110110010100011 |
3 | 111121100202121110000100 |
4 | 2010203020232302203 |
5 | 4312434243142011 |
6 | 145214340353443 |
7 | 13165623020415 |
oct | 2044310566243 |
9 | 447322543010 |
10 | 142323412131 |
11 | 553a494605a |
12 | 236bb9a5883 |
13 | 10562043684 |
14 | 6c620329b5 |
15 | 3a7ebb9d56 |
hex | 212322eca3 |
142323412131 has 24 divisors (see below), whose sum is σ = 206295005696. Its totient is φ = 94551649920.
The previous prime is 142323412109. The next prime is 142323412163. The reversal of 142323412131 is 131214323241.
142323412131 is a `hidden beast` number, since 1 + 4 + 232 + 3 + 412 + 13 + 1 = 666.
It is not a de Polignac number, because 142323412131 - 26 = 142323412067 is a prime.
It is a super-2 number, since 2×1423234121312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142323412095 and 142323412104.
It is not an unprimeable number, because it can be changed into a prime (142323412031) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15497361 + ... + 15506541.
Almost surely, 2142323412131 is an apocalyptic number.
142323412131 is a deficient number, since it is larger than the sum of its proper divisors (63971593565).
142323412131 is a wasteful number, since it uses less digits than its factorization.
142323412131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15003 (or 15000 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
Adding to 142323412131 its reverse (131214323241), we get a palindrome (273537735372).
The spelling of 142323412131 in words is "one hundred forty-two billion, three hundred twenty-three million, four hundred twelve thousand, one hundred thirty-one".
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