Base | Representation |
---|---|
bin | 1001110110001100… |
… | …0111000000001000 |
3 | 20211012200211021200 |
4 | 2131203013000020 |
5 | 20403131223012 |
6 | 1114141304200 |
7 | 122334025044 |
oct | 23543070010 |
9 | 6735624250 |
10 | 2643226632 |
11 | 113703a322 |
12 | 619265060 |
13 | 3317c9337 |
14 | 1b1095024 |
15 | 1070bd3dc |
hex | 9d8c7008 |
2643226632 has 108 divisors (see below), whose sum is σ = 7346648205. Its totient is φ = 858536064.
The previous prime is 2643226627. The next prime is 2643226633. The reversal of 2643226632 is 2366223462.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
2643226632 is a `hidden beast` number, since 2 + 643 + 2 + 2 + 6 + 6 + 3 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 2631074436 + 12152196 = 51294^2 + 3486^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=36354.
It is a super-2 number, since 2×26432266322 = 13973294056228126848, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
Its product of digits (124416) is a multiple of the sum of its prime factors (324).
It is not an unprimeable number, because it can be changed into a prime (2643226633) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 31846063 + ... + 31846145.
Almost surely, 22643226632 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 2643226632
2643226632 is an abundant number, since it is smaller than the sum of its proper divisors (4703421573).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2643226632 is an equidigital number, since it uses as much as digits as its factorization.
2643226632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 324 (or 161 counting only the distinct ones).
The product of its digits is 124416, while the sum is 36.
The square root of 2643226632 is about 51412.3198465115. The cubic root of 2643226632 is about 1382.6474822362.
The spelling of 2643226632 in words is "two billion, six hundred forty-three million, two hundred twenty-six thousand, six hundred thirty-two".
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