Base | Representation |
---|---|
bin | 1001100011100… |
… | …01111011101010 |
3 | 12120211110201012 |
4 | 10301301323222 |
5 | 131010032232 |
6 | 11542023522 |
7 | 1662223040 |
oct | 461617352 |
9 | 176743635 |
10 | 80158442 |
11 | 4127a251 |
12 | 22a17ba2 |
13 | 137b7540 |
14 | a908390 |
15 | 70859b2 |
hex | 4c71eea |
80158442 has 16 divisors (see below), whose sum is σ = 147985152. Its totient is φ = 31710960.
The previous prime is 80158433. The next prime is 80158447. The reversal of 80158442 is 24485108.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 80158399 and 80158408.
It is not an unprimeable number, because it can be changed into a prime (80158447) 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, 220034 + ... + 220397.
It is an arithmetic number, because the mean of its divisors is an integer number (9249072).
Almost surely, 280158442 is an apocalyptic number.
80158442 is a deficient number, since it is larger than the sum of its proper divisors (67826710).
80158442 is a wasteful number, since it uses less digits than its factorization.
80158442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 440453.
The product of its (nonzero) digits is 10240, while the sum is 32.
The square root of 80158442 is about 8953.1247059337. The cubic root of 80158442 is about 431.1712112031.
The spelling of 80158442 in words is "eighty million, one hundred fifty-eight thousand, four hundred forty-two".
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