Base | Representation |
---|---|
bin | 1011100101111101… |
… | …1101101011111101 |
3 | 22000212211122202021 |
4 | 2321133131223331 |
5 | 22333140024041 |
6 | 1232445400141 |
7 | 140055562366 |
oct | 27137355375 |
9 | 8025748667 |
10 | 3112033021 |
11 | 1357730519 |
12 | 72a269051 |
13 | 3a797c076 |
14 | 21744ab6d |
15 | 133323cd1 |
hex | b97ddafd |
3112033021 has 4 divisors (see below), whose sum is σ = 3155864544. Its totient is φ = 3068201500.
The previous prime is 3112033003. The next prime is 3112033061. The reversal of 3112033021 is 1203302113.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1203302113 = 13 ⋅92561701.
It is a cyclic number.
It is not a de Polignac number, because 3112033021 - 29 = 3112032509 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3112032986 and 3112033004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3112033061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21915655 + ... + 21915796.
It is an arithmetic number, because the mean of its divisors is an integer number (788966136).
Almost surely, 23112033021 is an apocalyptic number.
It is an amenable number.
3112033021 is a deficient number, since it is larger than the sum of its proper divisors (43831523).
3112033021 is an equidigital number, since it uses as much as digits as its factorization.
3112033021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43831522.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 3112033021 is about 55785.5986881919. The cubic root of 3112033021 is about 1459.9838962695.
Adding to 3112033021 its reverse (1203302113), we get a palindrome (4315335134).
The spelling of 3112033021 in words is "three billion, one hundred twelve million, thirty-three thousand, twenty-one".
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