Base | Representation |
---|---|
bin | 11001010001111… |
… | …101010011001011 |
3 | 1002120002102212021 |
4 | 121101331103023 |
5 | 1332034403211 |
6 | 110030425311 |
7 | 13340053510 |
oct | 3121752313 |
9 | 1076072767 |
10 | 424137931 |
11 | 1a8462118 |
12 | ba062237 |
13 | 69b432b9 |
14 | 40489307 |
15 | 27380771 |
hex | 1947d4cb |
424137931 has 8 divisors (see below), whose sum is σ = 510241280. Its totient is φ = 344412648.
The previous prime is 424137881. The next prime is 424137937. The reversal of 424137931 is 139731424.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 424137931 - 27 = 424137803 is a prime.
It is a super-2 number, since 2×4241379312 = 359785969025921522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (424137937) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1594371 + ... + 1594636.
It is an arithmetic number, because the mean of its divisors is an integer number (63780160).
Almost surely, 2424137931 is an apocalyptic number.
424137931 is a deficient number, since it is larger than the sum of its proper divisors (86103349).
424137931 is a wasteful number, since it uses less digits than its factorization.
424137931 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3189033.
The product of its digits is 18144, while the sum is 34.
The square root of 424137931 is about 20594.6092703892. The cubic root of 424137931 is about 751.3386055736.
The spelling of 424137931 in words is "four hundred twenty-four million, one hundred thirty-seven thousand, nine hundred thirty-one".
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