Base | Representation |
---|---|
bin | 110110100000… |
… | …1010011011010 |
3 | 1222202222001202 |
4 | 1231001103122 |
5 | 24304012114 |
6 | 2500314202 |
7 | 464626541 |
oct | 155012332 |
9 | 58688052 |
10 | 28579034 |
11 | 1514a940 |
12 | 96a2962 |
13 | 5bc8293 |
14 | 3b1d158 |
15 | 2797cde |
hex | 1b414da |
28579034 has 16 divisors (see below), whose sum is σ = 46927296. Its totient is φ = 12945600.
The previous prime is 28579027. The next prime is 28579039. The reversal of 28579034 is 43097582.
It is a super-2 number, since 2×285790342 = 1633522368746312, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28579039) 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, 4754 + ... + 8930.
It is an arithmetic number, because the mean of its divisors is an integer number (2932956).
Almost surely, 228579034 is an apocalyptic number.
28579034 is a deficient number, since it is larger than the sum of its proper divisors (18348262).
28579034 is a wasteful number, since it uses less digits than its factorization.
28579034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4501.
The product of its (nonzero) digits is 60480, while the sum is 38.
The square root of 28579034 is about 5345.9362136112. The cubic root of 28579034 is about 305.7378320376.
The spelling of 28579034 in words is "twenty-eight million, five hundred seventy-nine thousand, thirty-four".
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