Base | Representation |
---|---|
bin | 1101110010001100… |
… | …00011101101110100 |
3 | 201002202001020111021 |
4 | 12321012003231310 |
5 | 110123441342330 |
6 | 3222154550524 |
7 | 351246566161 |
oct | 67106035564 |
9 | 21082036437 |
10 | 7400340340 |
11 | 3158332258 |
12 | 1526438444 |
13 | 90c236413 |
14 | 502bad068 |
15 | 2d4a4867a |
hex | 1b9183b74 |
7400340340 has 12 divisors (see below), whose sum is σ = 15540714756. Its totient is φ = 2960136128.
The previous prime is 7400340317. The next prime is 7400340349. The reversal of 7400340340 is 430430047.
It can be written as a sum of positive squares in 2 ways, for example, as 5134009104 + 2266331236 = 71652^2 + 47606^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7400340349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185008489 + ... + 185008528.
It is an arithmetic number, because the mean of its divisors is an integer number (1295059563).
Almost surely, 27400340340 is an apocalyptic number.
It is an amenable number.
7400340340 is an abundant number, since it is smaller than the sum of its proper divisors (8140374416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7400340340 is a wasteful number, since it uses less digits than its factorization.
7400340340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 370017026 (or 370017024 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 25.
The square root of 7400340340 is about 86025.2308337502. The cubic root of 7400340340 is about 1948.7250346424.
Adding to 7400340340 its reverse (430430047), we get a palindrome (7830770387).
The spelling of 7400340340 in words is "seven billion, four hundred million, three hundred forty thousand, three hundred forty".
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