Base | Representation |
---|---|
bin | 1001100011001… |
… | …00100000011010 |
3 | 12120201200021110 |
4 | 10301210200122 |
5 | 131001302300 |
6 | 11540521150 |
7 | 1661603520 |
oct | 461444032 |
9 | 176650243 |
10 | 80103450 |
11 | 412419a9 |
12 | 229b01b6 |
13 | 137984bb |
14 | a8d2310 |
15 | 7074550 |
hex | 4c6481a |
80103450 has 48 divisors (see below), whose sum is σ = 227039040. Its totient is φ = 18309120.
The previous prime is 80103347. The next prime is 80103461. The reversal of 80103450 is 5430108.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37095 + ... + 39194.
It is an arithmetic number, because the mean of its divisors is an integer number (4729980).
Almost surely, 280103450 is an apocalyptic number.
80103450 is an abundant number, since it is smaller than the sum of its proper divisors (146935590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80103450 is a wasteful number, since it uses less digits than its factorization.
80103450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76311 (or 76306 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 80103450 is about 8950.0530724683. The cubic root of 80103450 is about 431.0725882303.
Adding to 80103450 its reverse (5430108), we get a palindrome (85533558).
The spelling of 80103450 in words is "eighty million, one hundred three thousand, four hundred fifty".
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