Base | Representation |
---|---|
bin | 10000111110100… |
… | …11100001011000 |
3 | 100220222220012121 |
4 | 20133103201120 |
5 | 242430033102 |
6 | 22044351024 |
7 | 3346404523 |
oct | 1037234130 |
9 | 326886177 |
10 | 142424152 |
11 | 73438412 |
12 | 3b845474 |
13 | 23678860 |
14 | 14cb5bba |
15 | c784b37 |
hex | 87d3858 |
142424152 has 32 divisors (see below), whose sum is σ = 302727600. Its totient is φ = 62273664.
The previous prime is 142424141. The next prime is 142424159. The reversal of 142424152 is 251424241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142424159) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34063 + ... + 38014.
Almost surely, 2142424152 is an apocalyptic number.
It is an amenable number.
142424152 is an abundant number, since it is smaller than the sum of its proper divisors (160303448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142424152 is a wasteful number, since it uses less digits than its factorization.
142424152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72115 (or 72111 counting only the distinct ones).
The product of its digits is 2560, while the sum is 25.
The square root of 142424152 is about 11934.1590403346. The cubic root of 142424152 is about 522.2292754408.
Adding to 142424152 its reverse (251424241), we get a palindrome (393848393).
The spelling of 142424152 in words is "one hundred forty-two million, four hundred twenty-four thousand, one hundred fifty-two".
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