Base | Representation |
---|---|
bin | 1001100010110… |
… | …00011010001100 |
3 | 12120122011022021 |
4 | 10301120122030 |
5 | 130443211100 |
6 | 11535455524 |
7 | 1661306203 |
oct | 461303214 |
9 | 176564267 |
10 | 80053900 |
11 | 41208753 |
12 | 229875a4 |
13 | 1377ba94 |
14 | a8bc23a |
15 | 7064a1a |
hex | 4c5868c |
80053900 has 18 divisors (see below), whose sum is σ = 173717180. Its totient is φ = 32021520.
The previous prime is 80053877. The next prime is 80053927. The reversal of 80053900 is 935008.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 400170 + ... + 400369.
Almost surely, 280053900 is an apocalyptic number.
It is an amenable number.
80053900 is an abundant number, since it is smaller than the sum of its proper divisors (93663280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80053900 is a wasteful number, since it uses less digits than its factorization.
80053900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 800553 (or 800546 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 25.
The square root of 80053900 is about 8947.2845042504. The cubic root of 80053900 is about 430.9836863064.
Adding to 80053900 its reverse (935008), we get a palindrome (80988908).
The spelling of 80053900 in words is "eighty million, fifty-three thousand, nine hundred".
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