Base | Representation |
---|---|
bin | 1101110010001010… |
… | …10011101110100100 |
3 | 201002201200020212021 |
4 | 12321011103232210 |
5 | 110123414100110 |
6 | 3222150432524 |
7 | 351245120131 |
oct | 67105235644 |
9 | 21081606767 |
10 | 7400143780 |
11 | 3158208607 |
12 | 1526362744 |
13 | 90c197b03 |
14 | 502b5b588 |
15 | 2d4a0a2da |
hex | 1b9153ba4 |
7400143780 has 12 divisors (see below), whose sum is σ = 15540301980. Its totient is φ = 2960057504.
The previous prime is 7400143771. The next prime is 7400143783. The reversal of 7400143780 is 873410047.
It can be written as a sum of positive squares in 2 ways, for example, as 5296637284 + 2103506496 = 72778^2 + 45864^2 .
It is not an unprimeable number, because it can be changed into a prime (7400143783) 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, 185003575 + ... + 185003614.
It is an arithmetic number, because the mean of its divisors is an integer number (1295025165).
Almost surely, 27400143780 is an apocalyptic number.
It is an amenable number.
7400143780 is an abundant number, since it is smaller than the sum of its proper divisors (8140158200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7400143780 is a wasteful number, since it uses less digits than its factorization.
7400143780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 370007198 (or 370007196 counting only the distinct ones).
The product of its (nonzero) digits is 18816, while the sum is 34.
The square root of 7400143780 is about 86024.0883706419. The cubic root of 7400143780 is about 1948.7077811663.
The spelling of 7400143780 in words is "seven billion, four hundred million, one hundred forty-three thousand, seven hundred eighty".
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