Base | Representation |
---|---|
bin | 1001100010011… |
… | …01011101101110 |
3 | 12120112212210220 |
4 | 10301031131232 |
5 | 130440242240 |
6 | 11534512210 |
7 | 1661031411 |
oct | 461153556 |
9 | 176485726 |
10 | 80009070 |
11 | 41187aa9 |
12 | 22965666 |
13 | 1376455b |
14 | a8a9b78 |
15 | 70565d0 |
hex | 4c4d76e |
80009070 has 16 divisors (see below), whose sum is σ = 192021840. Its totient is φ = 21335744.
The previous prime is 80009053. The next prime is 80009077. The reversal of 80009070 is 7090008.
It is a self number, because there is not a number n which added to its sum of digits gives 80009070.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80009077) 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, 1333455 + ... + 1333514.
It is an arithmetic number, because the mean of its divisors is an integer number (12001365).
Almost surely, 280009070 is an apocalyptic number.
80009070 is an abundant number, since it is smaller than the sum of its proper divisors (112012770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80009070 is a wasteful number, since it uses less digits than its factorization.
80009070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2666979.
The product of its (nonzero) digits is 504, while the sum is 24.
The square root of 80009070 is about 8944.7789240428. The cubic root of 80009070 is about 430.9032213266.
Adding to 80009070 its reverse (7090008), we get a palindrome (87099078).
The spelling of 80009070 in words is "eighty million, nine thousand, seventy".
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