Base | Representation |
---|---|
bin | 1011001011101010… |
… | …1010000100110100 |
3 | 21202012021020022001 |
4 | 2302322222010310 |
5 | 22121420034030 |
6 | 1213505145044 |
7 | 134246131405 |
oct | 26272520464 |
9 | 7665236261 |
10 | 3001721140 |
11 | 1300436580 |
12 | 6b932b184 |
13 | 38ab67a72 |
14 | 2069339ac |
15 | 1287d3cca |
hex | b2eaa134 |
3001721140 has 24 divisors (see below), whose sum is σ = 6876670752. Its totient is φ = 1091534880.
The previous prime is 3001721113. The next prime is 3001721143. The reversal of 3001721140 is 411271003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3001721143) 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, 6821874 + ... + 6822313.
It is an arithmetic number, because the mean of its divisors is an integer number (286527948).
Almost surely, 23001721140 is an apocalyptic number.
It is an amenable number.
3001721140 is an abundant number, since it is smaller than the sum of its proper divisors (3874949612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3001721140 is a wasteful number, since it uses less digits than its factorization.
3001721140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13644207 (or 13644205 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 3001721140 is about 54787.9652843578. The cubic root of 3001721140 is about 1442.5253301813.
Adding to 3001721140 its reverse (411271003), we get a palindrome (3412992143).
It can be divided in two parts, 300 and 1721140, that added together give a triangular number (1721440 = T1855).
The spelling of 3001721140 in words is "three billion, one million, seven hundred twenty-one thousand, one hundred forty".
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