Base | Representation |
---|---|
bin | 10010100010011… |
… | …000000101000101 |
3 | 210200012111201212 |
4 | 102202120011011 |
5 | 1114104021123 |
6 | 50505501205 |
7 | 10464316442 |
oct | 2242300505 |
9 | 720174655 |
10 | 311001413 |
11 | 14a608a68 |
12 | 881a1805 |
13 | 4c580408 |
14 | 2d4389c9 |
15 | 1c483878 |
hex | 12898145 |
311001413 has 8 divisors (see below), whose sum is σ = 318513888. Its totient is φ = 303501744.
The previous prime is 311001373. The next prime is 311001421. The reversal of 311001413 is 314100113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 311001413 - 28 = 311001157 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311001013) 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, 61331 + ... + 66207.
It is an arithmetic number, because the mean of its divisors is an integer number (39814236).
Almost surely, 2311001413 is an apocalyptic number.
It is an amenable number.
311001413 is a deficient number, since it is larger than the sum of its proper divisors (7512475).
311001413 is a wasteful number, since it uses less digits than its factorization.
311001413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6403.
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 311001413 is about 17635.2321504425. The cubic root of 311001413 is about 677.5179213044.
Adding to 311001413 its reverse (314100113), we get a palindrome (625101526).
The spelling of 311001413 in words is "three hundred eleven million, one thousand, four hundred thirteen".
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