Base | Representation |
---|---|
bin | 10010100110101… |
… | …100001000011100 |
3 | 210202022221210001 |
4 | 102212230020130 |
5 | 1114401211444 |
6 | 50550024044 |
7 | 10510036123 |
oct | 2246541034 |
9 | 722287701 |
10 | 312132124 |
11 | 150210537 |
12 | 88648024 |
13 | 4c887c85 |
14 | 2d650aba |
15 | 1c6088d4 |
hex | 129ac21c |
312132124 has 12 divisors (see below), whose sum is σ = 552812904. Its totient is φ = 154185584.
The previous prime is 312132101. The next prime is 312132143. The reversal of 312132124 is 421231213.
It is a happy number.
It is a super-3 number, since 3×3121321243 (a number of 26 digits) contains 333 as substring.
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, 469747 + ... + 470410.
It is an arithmetic number, because the mean of its divisors is an integer number (46067742).
Almost surely, 2312132124 is an apocalyptic number.
It is an amenable number.
312132124 is a deficient number, since it is larger than the sum of its proper divisors (240680780).
312132124 is a wasteful number, since it uses less digits than its factorization.
312132124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 940244 (or 940242 counting only the distinct ones).
The product of its digits is 288, while the sum is 19.
The square root of 312132124 is about 17667.2613610599. The cubic root of 312132124 is about 678.3380144977.
Adding to 312132124 its reverse (421231213), we get a palindrome (733363337).
It can be divided in two parts, 3121 and 32124, that added together give a triangular number (35245 = T265).
The spelling of 312132124 in words is "three hundred twelve million, one hundred thirty-two thousand, one hundred twenty-four".
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