Base | Representation |
---|---|
bin | 10010100110100… |
… | …100101000101110 |
3 | 210202021101122221 |
4 | 102212210220232 |
5 | 1114344221142 |
6 | 50545225554 |
7 | 10506550453 |
oct | 2246445056 |
9 | 722241587 |
10 | 312101422 |
11 | 15019a466 |
12 | 886322ba |
13 | 4c876cc9 |
14 | 2d64382a |
15 | 1c5ee767 |
hex | 129a4a2e |
312101422 has 8 divisors (see below), whose sum is σ = 484295400. Its totient is φ = 150669624.
The previous prime is 312101381. The next prime is 312101423. The reversal of 312101422 is 224101213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×3121014222 = 194814595228844168, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 312101396 and 312101405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312101423) by changing a digit.
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 in 3 ways as a sum of consecutive naturals, for example, 2690472 + ... + 2690587.
It is an arithmetic number, because the mean of its divisors is an integer number (60536925).
Almost surely, 2312101422 is an apocalyptic number.
312101422 is a deficient number, since it is larger than the sum of its proper divisors (172193978).
312101422 is a wasteful number, since it uses less digits than its factorization.
312101422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5381090.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 312101422 is about 17666.3924444126. The cubic root of 312101422 is about 678.3157728304.
Adding to 312101422 its reverse (224101213), we get a palindrome (536202635).
The spelling of 312101422 in words is "three hundred twelve million, one hundred one thousand, four hundred twenty-two".
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