Base | Representation |
---|---|
bin | 10111111111011… |
… | …01011101100000 |
3 | 112000200121000000 |
4 | 23333231131200 |
5 | 403010010111 |
6 | 31545300000 |
7 | 4662413415 |
oct | 1377553540 |
9 | 460617000 |
10 | 201250656 |
11 | a3667662 |
12 | 57494600 |
13 | 32904639 |
14 | 1ca2a10c |
15 | 12a04c56 |
hex | bfed760 |
201250656 has 84 divisors (see below), whose sum is σ = 594115452. Its totient is φ = 67075776.
The previous prime is 201250649. The next prime is 201250657. The reversal of 201250656 is 656052102.
201250656 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 5 + 0 + 656 = 666.
It is a super-4 number, since 4×2012506564 (a number of 34 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201250657) by changing a digit.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 19015 + ... + 27641.
It is an arithmetic number, because the mean of its divisors is an integer number (7072803).
Almost surely, 2201250656 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 201250656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297057726).
201250656 is an abundant number, since it is smaller than the sum of its proper divisors (392864796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201250656 is an frugal number, since it uses more digits than its factorization.
201250656 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8655 (or 8632 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
The square root of 201250656 is about 14186.2840800542. The cubic root of 201250656 is about 586.0199956679.
The spelling of 201250656 in words is "two hundred one million, two hundred fifty thousand, six hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •