Base | Representation |
---|---|
bin | 100111000010110… |
… | …1110000101001000 |
3 | 10101022020002221121 |
4 | 1032011232011020 |
5 | 10140342403222 |
6 | 334000245024 |
7 | 44315566402 |
oct | 11605560510 |
9 | 3338202847 |
10 | 1310122312 |
11 | 612591314 |
12 | 306910774 |
13 | 17b570405 |
14 | c5dd7b72 |
15 | 7a03e5c7 |
hex | 4e16e148 |
1310122312 has 8 divisors (see below), whose sum is σ = 2456479350. Its totient is φ = 655061152.
The previous prime is 1310122309. The next prime is 1310122327. The reversal of 1310122312 is 2132210131.
It can be written as a sum of positive squares in only one way, i.e., 839492676 + 470629636 = 28974^2 + 21694^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81882637 + ... + 81882652.
Almost surely, 21310122312 is an apocalyptic number.
It is an amenable number.
1310122312 is a deficient number, since it is larger than the sum of its proper divisors (1146357038).
1310122312 is a wasteful number, since it uses less digits than its factorization.
1310122312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 163765295 (or 163765291 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 1310122312 is about 36195.6117782253. The cubic root of 1310122312 is about 1094.2182342110.
Adding to 1310122312 its reverse (2132210131), we get a palindrome (3442332443).
The spelling of 1310122312 in words is "one billion, three hundred ten million, one hundred twenty-two thousand, three hundred twelve".
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