Base | Representation |
---|---|
bin | 110110011111… |
… | …1010110011010 |
3 | 1222202120002110 |
4 | 1230333112122 |
5 | 24303233114 |
6 | 2500213150 |
7 | 464564322 |
oct | 154772632 |
9 | 58676073 |
10 | 28571034 |
11 | 15144928 |
12 | 969a1b6 |
13 | 5bc474b |
14 | 3b1a282 |
15 | 2795759 |
hex | 1b3f59a |
28571034 has 16 divisors (see below), whose sum is σ = 57295872. Its totient is φ = 9498048.
The previous prime is 28571021. The next prime is 28571077. The reversal of 28571034 is 43017582.
It is a junction number, because it is equal to n+sod(n) for n = 28570992 and 28571010.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3919 + ... + 8514.
It is an arithmetic number, because the mean of its divisors is an integer number (3580992).
Almost surely, 228571034 is an apocalyptic number.
28571034 is an abundant number, since it is smaller than the sum of its proper divisors (28724838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28571034 is a wasteful number, since it uses less digits than its factorization.
28571034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12821.
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 28571034 is about 5345.1879293436. The cubic root of 28571034 is about 305.7093014381.
The spelling of 28571034 in words is "twenty-eight million, five hundred seventy-one thousand, thirty-four".
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