Base | Representation |
---|---|
bin | 101000001010010001… |
… | …111000000111100110 |
3 | 11010022020220020122220 |
4 | 220022101320013212 |
5 | 1201303231201210 |
6 | 31450544533210 |
7 | 3054415032540 |
oct | 501221700746 |
9 | 133266806586 |
10 | 43122131430 |
11 | 17319356654 |
12 | 8435621206 |
13 | 40b2b58c01 |
14 | 21310c6690 |
15 | 11c5b52c70 |
hex | a0a4781e6 |
43122131430 has 64 divisors (see below), whose sum is σ = 118681694208. Its totient is φ = 9822833280.
The previous prime is 43122131411. The next prime is 43122131431. The reversal of 43122131430 is 3413122134.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 43122131430.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (43122131431) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 288886 + ... + 411945.
It is an arithmetic number, because the mean of its divisors is an integer number (1854401472).
Almost surely, 243122131430 is an apocalyptic number.
43122131430 is an abundant number, since it is smaller than the sum of its proper divisors (75559562778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43122131430 is a wasteful number, since it uses less digits than its factorization.
43122131430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 701141.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 43122131430 its reverse (3413122134), we get a palindrome (46535253564).
The spelling of 43122131430 in words is "forty-three billion, one hundred twenty-two million, one hundred thirty-one thousand, four hundred thirty".
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