Base | Representation |
---|---|
bin | 11010011010000010… |
… | …000010011001000010 |
3 | 2201012001002220210202 |
4 | 122122002002121002 |
5 | 431032112412442 |
6 | 21005313125202 |
7 | 2022432161636 |
oct | 323202023102 |
9 | 81161086722 |
10 | 28354029122 |
11 | 11030123821 |
12 | 55b3859802 |
13 | 289b384b33 |
14 | 152d9c8dc6 |
15 | b0e398c32 |
hex | 69a082642 |
28354029122 has 8 divisors (see below), whose sum is σ = 45032869836. Its totient is φ = 13343072512.
The previous prime is 28354029113. The next prime is 28354029299. The reversal of 28354029122 is 22192045382.
It can be written as a sum of positive squares in 2 ways, for example, as 28331285761 + 22743361 = 168319^2 + 4769^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416970983 + ... + 416971050.
Almost surely, 228354029122 is an apocalyptic number.
28354029122 is a deficient number, since it is larger than the sum of its proper divisors (16678840714).
28354029122 is a wasteful number, since it uses less digits than its factorization.
28354029122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 833942052.
The product of its (nonzero) digits is 69120, while the sum is 38.
The spelling of 28354029122 in words is "twenty-eight billion, three hundred fifty-four million, twenty-nine thousand, one hundred twenty-two".
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