Base | Representation |
---|---|
bin | 100111000100101… |
… | …1101100011101110 |
3 | 10101101001221111022 |
4 | 1032021131203232 |
5 | 10141120300324 |
6 | 334033254142 |
7 | 44330123231 |
oct | 11611354356 |
9 | 3341057438 |
10 | 1311103214 |
11 | 6130a1283 |
12 | 307104352 |
13 | 17b824a25 |
14 | c61b1418 |
15 | 7a18505e |
hex | 4e25d8ee |
1311103214 has 32 divisors (see below), whose sum is σ = 2061420960. Its totient is φ = 624817152.
The previous prime is 1311103187. The next prime is 1311103217. The reversal of 1311103214 is 4123011131.
It is a super-2 number, since 2×13111032142 = 3437983275522259592, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1311103192 and 1311103201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1311103217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 879782 + ... + 881270.
It is an arithmetic number, because the mean of its divisors is an integer number (64419405).
Almost surely, 21311103214 is an apocalyptic number.
1311103214 is a deficient number, since it is larger than the sum of its proper divisors (750317746).
1311103214 is a wasteful number, since it uses less digits than its factorization.
1311103214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1764.
The product of its (nonzero) digits is 72, while the sum is 17.
The square root of 1311103214 is about 36209.1592556359. The cubic root of 1311103214 is about 1094.4912502206.
Adding to 1311103214 its reverse (4123011131), we get a palindrome (5434114345).
The spelling of 1311103214 in words is "one billion, three hundred eleven million, one hundred three thousand, two hundred fourteen".
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