Base | Representation |
---|---|
bin | 1000011010101100010000 |
3 | 11011002201111 |
4 | 20122230100 |
5 | 1031101410 |
6 | 115143104 |
7 | 24516613 |
oct | 10325420 |
9 | 4132644 |
10 | 2206480 |
11 | 1277841 |
12 | 8a4a94 |
13 | 5c3413 |
14 | 41617a |
15 | 2d8b8a |
hex | 21ab10 |
2206480 has 20 divisors (see below), whose sum is σ = 5130252. Its totient is φ = 882560.
The previous prime is 2206471. The next prime is 2206483. The reversal of 2206480 is 846022.
It can be written as a sum of positive squares in 2 ways, for example, as 1710864 + 495616 = 1308^2 + 704^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a d-powerful number, because it can be written as 211 + 219 + 0 + 68 + 42 + 83 + 0 .
It is not an unprimeable number, because it can be changed into a prime (2206483) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13711 + ... + 13870.
22206480 is an apocalyptic number.
2206480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2206480 is an abundant number, since it is smaller than the sum of its proper divisors (2923772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2206480 is a wasteful number, since it uses less digits than its factorization.
2206480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27594 (or 27588 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 2206480 is about 1485.4224988198. The cubic root of 2206480 is about 130.1867139501.
The spelling of 2206480 in words is "two million, two hundred six thousand, four hundred eighty".
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