Base | Representation |
---|---|
bin | 11110000100011… |
… | …11100011110101 |
3 | 122120122102211010 |
4 | 33002033203311 |
5 | 1004033340021 |
6 | 41010302433 |
7 | 6152025561 |
oct | 1702174365 |
9 | 576572733 |
10 | 252246261 |
11 | 11a428393 |
12 | 70587a19 |
13 | 4034ac57 |
14 | 257026a1 |
15 | 17229976 |
hex | f08f8f5 |
252246261 has 8 divisors (see below), whose sum is σ = 354029920. Its totient is φ = 159313392.
The previous prime is 252246229. The next prime is 252246277. The reversal of 252246261 is 162642252.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 252246261 - 25 = 252246229 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252246161) 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, 2212630 + ... + 2212743.
It is an arithmetic number, because the mean of its divisors is an integer number (44253740).
Almost surely, 2252246261 is an apocalyptic number.
It is an amenable number.
252246261 is a deficient number, since it is larger than the sum of its proper divisors (101783659).
252246261 is a wasteful number, since it uses less digits than its factorization.
252246261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4425395.
The product of its digits is 11520, while the sum is 30.
The square root of 252246261 is about 15882.2624647750. The cubic root of 252246261 is about 631.8416431814.
The spelling of 252246261 in words is "two hundred fifty-two million, two hundred forty-six thousand, two hundred sixty-one".
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