Base | Representation |
---|---|
bin | 1111101110011100… |
… | …1001010100110111 |
3 | 101220012012110000012 |
4 | 3323213021110313 |
5 | 32121130434111 |
6 | 1534514010435 |
7 | 206415552353 |
oct | 37347112467 |
9 | 11805173005 |
10 | 4221343031 |
11 | 1876924554 |
12 | 999876a1b |
13 | 52373c519 |
14 | 2c08d0463 |
15 | 19a8e848b |
hex | fb9c9537 |
4221343031 has 6 divisors (see below), whose sum is σ = 4455212832. Its totient is φ = 3999166740.
The previous prime is 4221342977. The next prime is 4221343057. The reversal of 4221343031 is 1303431224.
It is not a de Polignac number, because 4221343031 - 214 = 4221326647 is a prime.
It is a super-2 number, since 2×42213430312 = 35639473970744533922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 4221342988 and 4221343006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4221343631) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5846375 + ... + 5847096.
It is an arithmetic number, because the mean of its divisors is an integer number (742535472).
Almost surely, 24221343031 is an apocalyptic number.
4221343031 is a deficient number, since it is larger than the sum of its proper divisors (233869801).
4221343031 is a wasteful number, since it uses less digits than its factorization.
4221343031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11693509 (or 11693490 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 23.
The square root of 4221343031 is about 64971.8633794660. The cubic root of 4221343031 is about 1616.1570025169.
Adding to 4221343031 its reverse (1303431224), we get a palindrome (5524774255).
The spelling of 4221343031 in words is "four billion, two hundred twenty-one million, three hundred forty-three thousand, thirty-one".
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