Base | Representation |
---|---|
bin | 1001110001010011… |
… | …01100010111001001 |
3 | 111112120011222212220 |
4 | 10320221230113021 |
5 | 41220311433001 |
6 | 2224255324253 |
7 | 243662225412 |
oct | 47051542711 |
9 | 14476158786 |
10 | 5245421001 |
11 | 22519a3487 |
12 | 1024820689 |
13 | 65795a012 |
14 | 37a908809 |
15 | 20a783c36 |
hex | 138a6c5c9 |
5245421001 has 4 divisors (see below), whose sum is σ = 6993894672. Its totient is φ = 3496947332.
The previous prime is 5245420997. The next prime is 5245421021. The reversal of 5245421001 is 1001245425.
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 5245421001 - 22 = 5245420997 is a prime.
It is not an unprimeable number, because it can be changed into a prime (5245421021) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874236831 + ... + 874236836.
It is an arithmetic number, because the mean of its divisors is an integer number (1748473668).
Almost surely, 25245421001 is an apocalyptic number.
It is an amenable number.
5245421001 is a deficient number, since it is larger than the sum of its proper divisors (1748473671).
5245421001 is a wasteful number, since it uses less digits than its factorization.
5245421001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1748473670.
The product of its (nonzero) digits is 1600, while the sum is 24.
The square root of 5245421001 is about 72425.2787429914. The cubic root of 5245421001 is about 1737.5078826894.
Adding to 5245421001 its reverse (1001245425), we get a palindrome (6246666426).
The spelling of 5245421001 in words is "five billion, two hundred forty-five million, four hundred twenty-one thousand, one".
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