Base | Representation |
---|---|
bin | 1001110100010010101000 |
3 | 11211202011002 |
4 | 21310102220 |
5 | 1124322410 |
6 | 131054132 |
7 | 30605600 |
oct | 11642250 |
9 | 4752132 |
10 | 2573480 |
11 | 14a8548 |
12 | a41348 |
13 | 6c1490 |
14 | 4adc00 |
15 | 35c7a5 |
hex | 2744a8 |
2573480 has 96 divisors (see below), whose sum is σ = 7325640. Its totient is φ = 806400.
The previous prime is 2573479. The next prime is 2573491. The reversal of 2573480 is 843752.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 2244004 + 329476 = 1498^2 + 574^2 .
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, 25430 + ... + 25530.
22573480 is an apocalyptic number.
2573480 is a gapful number since it is divisible by the number (20) 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 2573480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3662820).
2573480 is an abundant number, since it is smaller than the sum of its proper divisors (4752160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2573480 is a wasteful number, since it uses less digits than its factorization.
2573480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139 (or 128 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 2573480 is about 1604.2069691907. The cubic root of 2573480 is about 137.0377646437.
The spelling of 2573480 in words is "two million, five hundred seventy-three thousand, four hundred eighty".
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