Base | Representation |
---|---|
bin | 101111110010… |
… | …0011101001001 |
3 | 1202010211020221 |
4 | 1133210131021 |
5 | 22403144001 |
6 | 2252550041 |
7 | 422642551 |
oct | 137443511 |
9 | 52124227 |
10 | 25053001 |
11 | 13161766 |
12 | 8482321 |
13 | 526237c |
14 | 3482161 |
15 | 22ed1a1 |
hex | 17e4749 |
25053001 has 4 divisors (see below), whose sum is σ = 26371600. Its totient is φ = 23734404.
The previous prime is 25052987. The next prime is 25053031. The reversal of 25053001 is 10035052.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-25053001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25053031) 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, 659271 + ... + 659308.
It is an arithmetic number, because the mean of its divisors is an integer number (6592900).
Almost surely, 225053001 is an apocalyptic number.
It is an amenable number.
25053001 is a deficient number, since it is larger than the sum of its proper divisors (1318599).
25053001 is a wasteful number, since it uses less digits than its factorization.
25053001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1318598.
The product of its (nonzero) digits is 150, while the sum is 16.
The square root of 25053001 is about 5005.2972938678. The cubic root of 25053001 is about 292.6082624541.
Adding to 25053001 its reverse (10035052), we get a palindrome (35088053).
The spelling of 25053001 in words is "twenty-five million, fifty-three thousand, one".
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