Base | Representation |
---|---|
bin | 11001101111100… |
… | …011111000011101 |
3 | 1010002200200212110 |
4 | 121233203320131 |
5 | 1341031220031 |
6 | 110505024233 |
7 | 13463034153 |
oct | 3157437035 |
9 | 1102620773 |
10 | 431898141 |
11 | 201882514 |
12 | 100785079 |
13 | 6b62c53c |
14 | 415093d3 |
15 | 27db4c46 |
hex | 19be3e1d |
431898141 has 16 divisors (see below), whose sum is σ = 624613248. Its totient is φ = 264384000.
The previous prime is 431898121. The next prime is 431898143. The reversal of 431898141 is 141898134.
It is not a de Polignac number, because 431898141 - 213 = 431889949 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 431898141.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (431898143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101185 + ... + 105366.
It is an arithmetic number, because the mean of its divisors is an integer number (39038328).
Almost surely, 2431898141 is an apocalyptic number.
431898141 is a gapful number since it is divisible by the number (41) formed by its first and last digit.
It is an amenable number.
431898141 is a deficient number, since it is larger than the sum of its proper divisors (192715107).
431898141 is a wasteful number, since it uses less digits than its factorization.
431898141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206612.
The product of its digits is 27648, while the sum is 39.
The square root of 431898141 is about 20782.1591996597. The cubic root of 431898141 is about 755.8932112397.
The spelling of 431898141 in words is "four hundred thirty-one million, eight hundred ninety-eight thousand, one hundred forty-one".
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