Base | Representation |
---|---|
bin | 1001000001101001011… |
… | …10010110111010001001 |
3 | 1002122110221122201120221 |
4 | 10200310232112322021 |
5 | 20040112241304001 |
6 | 354245043150041 |
7 | 31256055213406 |
oct | 4406456267211 |
9 | 1078427581527 |
10 | 310122213001 |
11 | 10a5819a4797 |
12 | 5012b375321 |
13 | 23323c39363 |
14 | 1101d5d92ad |
15 | 810115d1a1 |
hex | 4834b96e89 |
310122213001 has 4 divisors (see below), whose sum is σ = 310215374100. Its totient is φ = 310029051904.
The previous prime is 310122212993. The next prime is 310122213013. The reversal of 310122213001 is 100312221013.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100312221013 = 3779 ⋅26544647.
It can be written as a sum of positive squares in 2 ways, for example, as 113199275401 + 196922937600 = 336451^2 + 443760^2 .
It is a cyclic number.
It is not a de Polignac number, because 310122213001 - 23 = 310122212993 is a prime.
It is a super-2 number, since 2×3101222130012 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (310122213101) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46575556 + ... + 46582213.
It is an arithmetic number, because the mean of its divisors is an integer number (77553843525).
Almost surely, 2310122213001 is an apocalyptic number.
It is an amenable number.
310122213001 is a deficient number, since it is larger than the sum of its proper divisors (93161099).
310122213001 is an equidigital number, since it uses as much as digits as its factorization.
310122213001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93161098.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 310122213001 its reverse (100312221013), we get a palindrome (410434434014).
The spelling of 310122213001 in words is "three hundred ten billion, one hundred twenty-two million, two hundred thirteen thousand, one".
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