Base | Representation |
---|---|
bin | 101101001010110010000 |
3 | 2210012021210 |
4 | 11221112100 |
5 | 334330310 |
6 | 51420120 |
7 | 15403050 |
oct | 5512620 |
9 | 2705253 |
10 | 1480080 |
11 | 921008 |
12 | 5b4640 |
13 | 3ca8b4 |
14 | 2a7560 |
15 | 1e3820 |
hex | 169590 |
1480080 has 80 divisors (see below), whose sum is σ = 5249664. Its totient is φ = 337920.
The previous prime is 1480079. The next prime is 1480093. The reversal of 1480080 is 800841.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an Ulam number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1240 + ... + 2120.
21480080 is an apocalyptic number.
1480080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1480080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2624832).
1480080 is an abundant number, since it is smaller than the sum of its proper divisors (3769584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1480080 is a wasteful number, since it uses less digits than its factorization.
1480080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 904 (or 898 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 21.
The square root of 1480080 is about 1216.5853854128. The cubic root of 1480080 is about 113.9624376094.
The spelling of 1480080 in words is "one million, four hundred eighty thousand, eighty".
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