Base | Representation |
---|---|
bin | 1001001011011010… |
… | …01101001110001001 |
3 | 110201102002202000212 |
4 | 10211231031032021 |
5 | 40042424344141 |
6 | 2132543010505 |
7 | 233052460433 |
oct | 44555151611 |
9 | 13642082025 |
10 | 4927574921 |
11 | 20a953aa75 |
12 | b56299a35 |
13 | 606b51309 |
14 | 34a60b653 |
15 | 1dc8ec2eb |
hex | 125b4d389 |
4927574921 has 4 divisors (see below), whose sum is σ = 5011093200. Its totient is φ = 4844056644.
The previous prime is 4927574909. The next prime is 4927574941. The reversal of 4927574921 is 1294757294.
It is a happy number.
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 4927574921 - 26 = 4927574857 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 4927574921.
It is not an unprimeable number, because it can be changed into a prime (4927574941) 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, 41759051 + ... + 41759168.
It is an arithmetic number, because the mean of its divisors is an integer number (1252773300).
Almost surely, 24927574921 is an apocalyptic number.
It is an amenable number.
4927574921 is a deficient number, since it is larger than the sum of its proper divisors (83518279).
4927574921 is an equidigital number, since it uses as much as digits as its factorization.
4927574921 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83518278.
The product of its digits is 1270080, while the sum is 50.
The square root of 4927574921 is about 70196.6873933521. The cubic root of 4927574921 is about 1701.6794154600.
The spelling of 4927574921 in words is "four billion, nine hundred twenty-seven million, five hundred seventy-four thousand, nine hundred twenty-one".
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