Base | Representation |
---|---|
bin | 101111111010… |
… | …0000000000000 |
3 | 1202021001121010 |
4 | 1133310000000 |
5 | 22412213142 |
6 | 2254200520 |
7 | 423326310 |
oct | 137640000 |
9 | 52231533 |
10 | 25116672 |
11 | 131a5589 |
12 | 84b3140 |
13 | 5285349 |
14 | 349b440 |
15 | 2311e9c |
hex | 17f4000 |
25116672 has 120 divisors (see below), whose sum is σ = 77592256. Its totient is φ = 7077888.
The previous prime is 25116649. The next prime is 25116677. The reversal of 25116672 is 27661152.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25116677) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344028 + ... + 344100.
Almost surely, 225116672 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25116672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38796128).
25116672 is an abundant number, since it is smaller than the sum of its proper divisors (52475584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25116672 is an frugal number, since it uses more digits than its factorization.
25116672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111 (or 85 counting only the distinct ones).
The product of its digits is 5040, while the sum is 30.
The square root of 25116672 is about 5011.6536193157. The cubic root of 25116672 is about 292.8559360422.
The spelling of 25116672 in words is "twenty-five million, one hundred sixteen thousand, six hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •