Base | Representation |
---|---|
bin | 1111011100100001010011 |
3 | 21121201011012 |
4 | 33130201103 |
5 | 2014031404 |
6 | 222441135 |
7 | 46262414 |
oct | 17344123 |
9 | 7551135 |
10 | 4048979 |
11 | 2316070 |
12 | 14331ab |
13 | ab9c5c |
14 | 77580b |
15 | 54ea6e |
hex | 3dc853 |
4048979 has 4 divisors (see below), whose sum is σ = 4417080. Its totient is φ = 3680880.
The previous prime is 4048973. The next prime is 4048991. The reversal of 4048979 is 9798404.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 4048979 - 212 = 4044883 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4048973) 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, 184034 + ... + 184055.
It is an arithmetic number, because the mean of its divisors is an integer number (1104270).
Almost surely, 24048979 is an apocalyptic number.
4048979 is a deficient number, since it is larger than the sum of its proper divisors (368101).
4048979 is a wasteful number, since it uses less digits than its factorization.
4048979 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 368100.
The product of its (nonzero) digits is 72576, while the sum is 41.
The square root of 4048979 is about 2012.2074942709. The cubic root of 4048979 is about 159.3853895060.
The spelling of 4048979 in words is "four million, forty-eight thousand, nine hundred seventy-nine".
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