Base | Representation |
---|---|
bin | 1001110000110100… |
… | …11011111001000101 |
3 | 111112021122210102211 |
4 | 10320122123321011 |
5 | 41213300441011 |
6 | 2224033503421 |
7 | 243613226620 |
oct | 47032337105 |
9 | 14467583384 |
10 | 5241421381 |
11 | 224a711509 |
12 | 1023411b71 |
13 | 656b89691 |
14 | 37a186db7 |
15 | 20a243b21 |
hex | 13869be45 |
5241421381 has 4 divisors (see below), whose sum is σ = 5990195872. Its totient is φ = 4492646892.
The previous prime is 5241421363. The next prime is 5241421391. The reversal of 5241421381 is 1831241425.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 5241421381 - 213 = 5241413189 is a prime.
It is a super-2 number, since 2×52414213812 = 54944996186407894322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5241421391) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374387235 + ... + 374387248.
It is an arithmetic number, because the mean of its divisors is an integer number (1497548968).
Almost surely, 25241421381 is an apocalyptic number.
It is an amenable number.
5241421381 is a deficient number, since it is larger than the sum of its proper divisors (748774491).
5241421381 is an equidigital number, since it uses as much as digits as its factorization.
5241421381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 748774490.
The product of its digits is 7680, while the sum is 31.
The square root of 5241421381 is about 72397.6614332259. The cubic root of 5241421381 is about 1737.0661553036.
The spelling of 5241421381 in words is "five billion, two hundred forty-one million, four hundred twenty-one thousand, three hundred eighty-one".
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