Base | Representation |
---|---|
bin | 1010000010010101110001 |
3 | 11221200002101 |
4 | 22002111301 |
5 | 1133143100 |
6 | 132220401 |
7 | 31235425 |
oct | 12022561 |
9 | 4850071 |
10 | 2631025 |
11 | 1537801 |
12 | a6a701 |
13 | 711727 |
14 | 4c6b85 |
15 | 36e86a |
hex | 282571 |
2631025 has 24 divisors (see below), whose sum is σ = 3571200. Its totient is φ = 1915200.
The previous prime is 2631019. The next prime is 2631029. The reversal of 2631025 is 5201362.
It is a happy number.
It is not a de Polignac number, because 2631025 - 217 = 2499953 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a junction number, because it is equal to n+sod(n) for n = 2630993 and 2631011.
It is not an unprimeable number, because it can be changed into a prime (2631029) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13680 + ... + 13870.
It is an arithmetic number, because the mean of its divisors is an integer number (148800).
22631025 is an apocalyptic number.
2631025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2631025 is a deficient number, since it is larger than the sum of its proper divisors (940175).
2631025 is a wasteful number, since it uses less digits than its factorization.
2631025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 249 (or 244 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 2631025 is about 1622.0434642758. The cubic root of 2631025 is about 138.0516679734.
Adding to 2631025 its reverse (5201362), we get a palindrome (7832387).
It can be divided in two parts, 26310 and 25, that added together give a triangular number (26335 = T229).
The spelling of 2631025 in words is "two million, six hundred thirty-one thousand, twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •