Base | Representation |
---|---|
bin | 10000111111001… |
… | …10100011101100 |
3 | 100221010212011110 |
4 | 20133212203230 |
5 | 242440031444 |
6 | 22050152020 |
7 | 3350151042 |
oct | 1037464354 |
9 | 327125143 |
10 | 142502124 |
11 | 73490a56 |
12 | 3b882610 |
13 | 236a51ab |
14 | 14cd6392 |
15 | c79ccb9 |
hex | 87e68ec |
142502124 has 12 divisors (see below), whose sum is σ = 332504984. Its totient is φ = 47500704.
The previous prime is 142502123. The next prime is 142502137. The reversal of 142502124 is 421205241.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×1425021242 = 40613710689022752, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 142502124.
It is not an unprimeable number, because it can be changed into a prime (142502123) 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, 5937577 + ... + 5937600.
Almost surely, 2142502124 is an apocalyptic number.
It is an amenable number.
142502124 is an abundant number, since it is smaller than the sum of its proper divisors (190002860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142502124 is a wasteful number, since it uses less digits than its factorization.
142502124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11875184 (or 11875182 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 142502124 is about 11937.4253505519. The cubic root of 142502124 is about 522.3245585137.
Adding to 142502124 its reverse (421205241), we get a palindrome (563707365).
The spelling of 142502124 in words is "one hundred forty-two million, five hundred two thousand, one hundred twenty-four".
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