Base | Representation |
---|---|
bin | 10010110110011… |
… | …00100000001000 |
3 | 102000112112101221 |
4 | 21123030200020 |
5 | 310434432130 |
6 | 23405051424 |
7 | 3630014014 |
oct | 1133144010 |
9 | 360475357 |
10 | 158124040 |
11 | 81290a28 |
12 | 44b56b74 |
13 | 269b4929 |
14 | 17001544 |
15 | dd3687a |
hex | 96cc808 |
158124040 has 32 divisors (see below), whose sum is σ = 356302080. Its totient is φ = 63156672.
The previous prime is 158124019. The next prime is 158124041. The reversal of 158124040 is 40421851.
It is a junction number, because it is equal to n+sod(n) for n = 158123996 and 158124014.
It is not an unprimeable number, because it can be changed into a prime (158124041) 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, 28969 + ... + 33991.
It is an arithmetic number, because the mean of its divisors is an integer number (11134440).
Almost surely, 2158124040 is an apocalyptic number.
158124040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
158124040 is an abundant number, since it is smaller than the sum of its proper divisors (198178040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158124040 is a wasteful number, since it uses less digits than its factorization.
158124040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5821 (or 5817 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 25.
The square root of 158124040 is about 12574.7381682483. The cubic root of 158124040 is about 540.7534521197.
Adding to 158124040 its reverse (40421851), we get a palindrome (198545891).
The spelling of 158124040 in words is "one hundred fifty-eight million, one hundred twenty-four thousand, forty".
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