Base | Representation |
---|---|
bin | 11010100011100011… |
… | …001001100110011110 |
3 | 2201121011120021001002 |
4 | 122203203021212132 |
5 | 431344002014400 |
6 | 21033215350302 |
7 | 2026411326245 |
oct | 324343114636 |
9 | 81534507032 |
10 | 28513704350 |
11 | 1110227411a |
12 | 5639222392 |
13 | 28c5490811 |
14 | 1546cb195c |
15 | b1d3d9ed5 |
hex | 6a38c999e |
28513704350 has 12 divisors (see below), whose sum is σ = 53035490184. Its totient is φ = 11405481720.
The previous prime is 28513704341. The next prime is 28513704413. The reversal of 28513704350 is 5340731582.
It is a super-4 number, since 4×285137043504 (a number of 43 digits) contains 4444 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 285136994 + ... + 285137093.
It is an arithmetic number, because the mean of its divisors is an integer number (4419624182).
Almost surely, 228513704350 is an apocalyptic number.
28513704350 is a deficient number, since it is larger than the sum of its proper divisors (24521785834).
28513704350 is a wasteful number, since it uses less digits than its factorization.
It is an anagram of its base 9 representation: 28513704350 = (81534507032)9.
28513704350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 570274099 (or 570274094 counting only the distinct ones).
The product of its (nonzero) digits is 100800, while the sum is 38.
The spelling of 28513704350 in words is "twenty-eight billion, five hundred thirteen million, seven hundred four thousand, three hundred fifty".
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