Base | Representation |
---|---|
bin | 1111101110101000… |
… | …00111010100110100 |
3 | 210210111021102221022 |
4 | 13313110013110310 |
5 | 114243204300112 |
6 | 3513524440312 |
7 | 416153423300 |
oct | 76724072464 |
9 | 23714242838 |
10 | 8444212532 |
11 | 36435a0948 |
12 | 1777b49098 |
13 | a47594782 |
14 | 5a169ad00 |
15 | 3464e3d72 |
hex | 1f7507534 |
8444212532 has 18 divisors (see below), whose sum is σ = 17190004482. Its totient is φ = 3618948144.
The previous prime is 8444212529. The next prime is 8444212537. The reversal of 8444212532 is 2352124448.
It can be written as a sum of positive squares in only one way, i.e., 7030151716 + 1414060816 = 83846^2 + 37604^2 .
It is a junction number, because it is equal to n+sod(n) for n = 8444212492 and 8444212501.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8444212537) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21541163 + ... + 21541554.
It is an arithmetic number, because the mean of its divisors is an integer number (955000249).
Almost surely, 28444212532 is an apocalyptic number.
It is an amenable number.
8444212532 is an abundant number, since it is smaller than the sum of its proper divisors (8745791950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8444212532 is a wasteful number, since it uses less digits than its factorization.
8444212532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43082735 (or 43082726 counting only the distinct ones).
The product of its digits is 61440, while the sum is 35.
The square root of 8444212532 is about 91892.3964863252. The cubic root of 8444212532 is about 2036.3529394206.
The spelling of 8444212532 in words is "eight billion, four hundred forty-four million, two hundred twelve thousand, five hundred thirty-two".
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