Base | Representation |
---|---|
bin | 1101011101111001… |
… | …11101001011111100 |
3 | 200122212212022022201 |
4 | 12232330331023330 |
5 | 104301411312030 |
6 | 3153235521244 |
7 | 344112351136 |
oct | 65674751374 |
9 | 20585768281 |
10 | 7230182140 |
11 | 3080281945 |
12 | 1499459224 |
13 | 8b2bca0ac |
14 | 4c8358056 |
15 | 2c4b362ca |
hex | 1aef3d2fc |
7230182140 has 24 divisors (see below), whose sum is σ = 15440730480. Its totient is φ = 2843054208.
The previous prime is 7230182131. The next prime is 7230182149. The reversal of 7230182140 is 412810327.
It is an interprime number because it is at equal distance from previous prime (7230182131) and next prime (7230182149).
It is a junction number, because it is equal to n+sod(n) for n = 7230182099 and 7230182108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7230182149) 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, 3062457 + ... + 3064816.
It is an arithmetic number, because the mean of its divisors is an integer number (643363770).
Almost surely, 27230182140 is an apocalyptic number.
It is an amenable number.
7230182140 is an abundant number, since it is smaller than the sum of its proper divisors (8210548340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7230182140 is a wasteful number, since it uses less digits than its factorization.
7230182140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6127341 (or 6127339 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 7230182140 is about 85030.4777124062. The cubic root of 7230182140 is about 1933.6732054749.
Adding to 7230182140 its reverse (412810327), we get a palindrome (7642992467).
The spelling of 7230182140 in words is "seven billion, two hundred thirty million, one hundred eighty-two thousand, one hundred forty".
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