Base | Representation |
---|---|
bin | 10010100011010… |
… | …010100111111110 |
3 | 210200122200200101 |
4 | 102203102213332 |
5 | 1114134204324 |
6 | 50514551314 |
7 | 10466335534 |
oct | 2243224776 |
9 | 720580611 |
10 | 311241214 |
11 | 14a762149 |
12 | 8829853a |
13 | 4c6355cb |
14 | 2d49c154 |
15 | 1c4ce944 |
hex | 128d29fe |
311241214 has 8 divisors (see below), whose sum is σ = 467492400. Its totient is φ = 155410416.
The previous prime is 311241193. The next prime is 311241239. The reversal of 311241214 is 412142113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×3112412143 (a number of 26 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 311241191 and 311241200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103239 + ... + 106210.
It is an arithmetic number, because the mean of its divisors is an integer number (58436550).
Almost surely, 2311241214 is an apocalyptic number.
311241214 is a deficient number, since it is larger than the sum of its proper divisors (156251186).
311241214 is a wasteful number, since it uses less digits than its factorization.
311241214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210194.
The product of its digits is 192, while the sum is 19.
The square root of 311241214 is about 17642.0297585057. The cubic root of 311241214 is about 677.6920124052.
Adding to 311241214 its reverse (412142113), we get a palindrome (723383327).
The spelling of 311241214 in words is "three hundred eleven million, two hundred forty-one thousand, two hundred fourteen".
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