Base | Representation |
---|---|
bin | 1010011010010001000001 |
3 | 12010122112000 |
4 | 22122101001 |
5 | 1144312100 |
6 | 134254213 |
7 | 32124225 |
oct | 12322101 |
9 | 5118460 |
10 | 2729025 |
11 | 15a43a2 |
12 | ab7369 |
13 | 747210 |
14 | 510785 |
15 | 38d900 |
hex | 29a441 |
2729025 has 48 divisors (see below), whose sum is σ = 5416320. Its totient is φ = 1339200.
The previous prime is 2729017. The next prime is 2729029. The reversal of 2729025 is 5209272.
It is a happy number.
It is not a de Polignac number, because 2729025 - 23 = 2729017 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2729025.
It is not an unprimeable number, because it can be changed into a prime (2729029) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8620 + ... + 8930.
It is an arithmetic number, because the mean of its divisors is an integer number (112840).
22729025 is an apocalyptic number.
2729025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2729025 is a deficient number, since it is larger than the sum of its proper divisors (2687295).
2729025 is a wasteful number, since it uses less digits than its factorization.
2729025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 343 (or 332 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 2729025 is about 1651.9760894153. The cubic root of 2729025 is about 139.7448584316.
The spelling of 2729025 in words is "two million, seven hundred twenty-nine thousand, twenty-five".
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