Base | Representation |
---|---|
bin | 100111000110110… |
… | …1100110010111000 |
3 | 10101110011101110221 |
4 | 1032031230302320 |
5 | 10141411323300 |
6 | 334113145424 |
7 | 44342431243 |
oct | 11615546270 |
9 | 3343141427 |
10 | 1312214200 |
11 | 61378aa50 |
12 | 30755b274 |
13 | 17bb2360b |
14 | c63c025a |
15 | 7a30431a |
hex | 4e36ccb8 |
1312214200 has 48 divisors (see below), whose sum is σ = 3328257960. Its totient is φ = 477168000.
The previous prime is 1312214179. The next prime is 1312214203. The reversal of 1312214200 is 24122131.
It is a super-2 number, since 2×13122142002 = 3443812213363280000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1312214203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 296031 + ... + 300430.
Almost surely, 21312214200 is an apocalyptic number.
1312214200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1312214200 is an abundant number, since it is smaller than the sum of its proper divisors (2016043760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312214200 is a wasteful number, since it uses less digits than its factorization.
1312214200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 596488 (or 596479 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 1312214200 is about 36224.4972359866. The cubic root of 1312214200 is about 1094.8003083096.
Adding to 1312214200 its reverse (24122131), we get a palindrome (1336336331).
It can be divided in two parts, 1312 and 214200, that added together give a palindrome (215512).
The spelling of 1312214200 in words is "one billion, three hundred twelve million, two hundred fourteen thousand, two hundred".
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