Base | Representation |
---|---|
bin | 1001101101001010… |
… | …10100100111100100 |
3 | 111110010220001002001 |
4 | 10312211110213210 |
5 | 41132421030430 |
6 | 2221015455044 |
7 | 243061252441 |
oct | 46645244744 |
9 | 14403801061 |
10 | 5210720740 |
11 | 2234352685 |
12 | 1015087484 |
13 | 6506ca814 |
14 | 3760749c8 |
15 | 2076cc3ca |
hex | 1369549e4 |
5210720740 has 24 divisors (see below), whose sum is σ = 11518436160. Its totient is φ = 1974588768.
The previous prime is 5210720707. The next prime is 5210720761. The reversal of 5210720740 is 470270125.
It is a super-2 number, since 2×52107207402 = 54303221260532295200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 5210720699 and 5210720708.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6855832 + ... + 6856591.
It is an arithmetic number, because the mean of its divisors is an integer number (479934840).
Almost surely, 25210720740 is an apocalyptic number.
It is an amenable number.
5210720740 is an abundant number, since it is smaller than the sum of its proper divisors (6307715420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5210720740 is a wasteful number, since it uses less digits than its factorization.
5210720740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13712451 (or 13712449 counting only the distinct ones).
The product of its (nonzero) digits is 3920, while the sum is 28.
The square root of 5210720740 is about 72185.3221922573. The cubic root of 5210720740 is about 1733.6679990714.
Adding to 5210720740 its reverse (470270125), we get a palindrome (5680990865).
The spelling of 5210720740 in words is "five billion, two hundred ten million, seven hundred twenty thousand, seven hundred forty".
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