Base | Representation |
---|---|
bin | 10010100110101… |
… | …110100011001000 |
3 | 210202100110100201 |
4 | 102212232203020 |
5 | 1114402021044 |
6 | 50550141544 |
7 | 10510110025 |
oct | 2246564310 |
9 | 722313321 |
10 | 312142024 |
11 | 150217a17 |
12 | 886518b4 |
13 | 4c88c62c |
14 | 2d65454c |
15 | 1c60b7d4 |
hex | 129ae8c8 |
312142024 has 8 divisors (see below), whose sum is σ = 585266310. Its totient is φ = 156071008.
The previous prime is 312141967. The next prime is 312142043. The reversal of 312142024 is 420241213.
It can be written as a sum of positive squares in only one way, i.e., 285948100 + 26193924 = 16910^2 + 5118^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 312141992 and 312142010.
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, 19508869 + ... + 19508884.
Almost surely, 2312142024 is an apocalyptic number.
It is an amenable number.
312142024 is a deficient number, since it is larger than the sum of its proper divisors (273124286).
312142024 is a wasteful number, since it uses less digits than its factorization.
312142024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39017759 (or 39017755 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 312142024 is about 17667.5415380862. The cubic root of 312142024 is about 678.3451861139.
Adding to 312142024 its reverse (420241213), we get a palindrome (732383237).
It can be divided in two parts, 31214 and 2024, that multiplied together give a palindrome (63177136).
The spelling of 312142024 in words is "three hundred twelve million, one hundred forty-two thousand, twenty-four".
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