Base | Representation |
---|---|
bin | 1001100010011… |
… | …10111010110110 |
3 | 12120120011222122 |
4 | 10301032322312 |
5 | 130440440110 |
6 | 11534555542 |
7 | 1661054654 |
oct | 461167266 |
9 | 176504878 |
10 | 80015030 |
11 | 41191527 |
12 | 22968bb2 |
13 | 13767194 |
14 | a8abdd4 |
15 | 7058255 |
hex | 4c4eeb6 |
80015030 has 16 divisors (see below), whose sum is σ = 148673664. Its totient is φ = 30973440.
The previous prime is 80015029. The next prime is 80015041. The reversal of 80015030 is 3051008.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128747 + ... + 129366.
It is an arithmetic number, because the mean of its divisors is an integer number (9292104).
Almost surely, 280015030 is an apocalyptic number.
80015030 is a deficient number, since it is larger than the sum of its proper divisors (68658634).
80015030 is a wasteful number, since it uses less digits than its factorization.
80015030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 258151.
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 80015030 is about 8945.1120730821. The cubic root of 80015030 is about 430.9139206112.
Adding to 80015030 its reverse (3051008), we get a palindrome (83066038).
It can be divided in two parts, 8001 and 5030, that added together give a palindrome (13031).
The spelling of 80015030 in words is "eighty million, fifteen thousand, thirty".
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