Base | Representation |
---|---|
bin | 1000000100010101… |
… | …10001011000010111 |
3 | 102011212012010221011 |
4 | 10002022301120113 |
5 | 32332311023211 |
6 | 1553443433051 |
7 | 212222554150 |
oct | 40212613027 |
9 | 12155163834 |
10 | 4331345431 |
11 | 1922a27a26 |
12 | a0a685787 |
13 | 5404759ba |
14 | 2d1366927 |
15 | 1a53c6921 |
hex | 1022b1617 |
4331345431 has 16 divisors (see below), whose sum is σ = 5390323200. Its totient is φ = 3395897568.
The previous prime is 4331345407. The next prime is 4331345461. The reversal of 4331345431 is 1345431334.
It is not a de Polignac number, because 4331345431 - 215 = 4331312663 is a prime.
It is a super-2 number, since 2×43313454312 = 37521106485289151522, 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 = 4331345393 and 4331345402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4331345461) 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 15 ways as a sum of consecutive naturals, for example, 557635 + ... + 565348.
It is an arithmetic number, because the mean of its divisors is an integer number (336895200).
Almost surely, 24331345431 is an apocalyptic number.
4331345431 is a deficient number, since it is larger than the sum of its proper divisors (1058977769).
4331345431 is a wasteful number, since it uses less digits than its factorization.
4331345431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1123038.
The product of its digits is 25920, while the sum is 31.
The square root of 4331345431 is about 65812.9579262321. The cubic root of 4331345431 is about 1630.0750753934.
Adding to 4331345431 its reverse (1345431334), we get a palindrome (5676776765).
The spelling of 4331345431 in words is "four billion, three hundred thirty-one million, three hundred forty-five thousand, four hundred thirty-one".
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