Base | Representation |
---|---|
bin | 1001110011111101011101 |
3 | 11211200021220 |
4 | 21303331131 |
5 | 1124302000 |
6 | 131043553 |
7 | 30601623 |
oct | 11637535 |
9 | 4750256 |
10 | 2572125 |
11 | 14a7526 |
12 | a405b9 |
13 | 6c098a |
14 | 4ad513 |
15 | 35c1a0 |
hex | 273f5d |
2572125 has 32 divisors (see below), whose sum is σ = 4517760. Its totient is φ = 1299600.
The previous prime is 2572123. The next prime is 2572127. The reversal of 2572125 is 5212752.
It is an interprime number because it is at equal distance from previous prime (2572123) and next prime (2572127).
It is an ABA number since it can be written as A⋅BA, here for A=3, B=95.
It is not a de Polignac number, because 2572125 - 21 = 2572123 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2572095 and 2572104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2572121) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135366 + ... + 135384.
It is an arithmetic number, because the mean of its divisors is an integer number (141180).
22572125 is an apocalyptic number.
2572125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2572125 is a deficient number, since it is larger than the sum of its proper divisors (1945635).
2572125 is an frugal number, since it uses more digits than its factorization.
2572125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75 (or 27 counting only the distinct ones).
The product of its digits is 1400, while the sum is 24.
The square root of 2572125 is about 1603.7845865327. The cubic root of 2572125 is about 137.0137091792.
Adding to 2572125 its reverse (5212752), we get a palindrome (7784877).
The spelling of 2572125 in words is "two million, five hundred seventy-two thousand, one hundred twenty-five".
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