Base | Representation |
---|---|
bin | 11010001010101110… |
… | …010101011111101110 |
3 | 2200112010211222001200 |
4 | 122022232111133232 |
5 | 430020341100004 |
6 | 20524020350330 |
7 | 2013163212135 |
oct | 321256253756 |
9 | 80463758050 |
10 | 28097206254 |
11 | 10a0915aa17 |
12 | 55418453a6 |
13 | 285a0c3a40 |
14 | 150785491c |
15 | ae6a68239 |
hex | 68ab957ee |
28097206254 has 24 divisors (see below), whose sum is σ = 65560148472. Its totient is φ = 8645294160.
The previous prime is 28097206237. The next prime is 28097206303. The reversal of 28097206254 is 45260279082.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60036532 + ... + 60036999.
It is an arithmetic number, because the mean of its divisors is an integer number (2731672853).
Almost surely, 228097206254 is an apocalyptic number.
28097206254 is an abundant number, since it is smaller than the sum of its proper divisors (37462942218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28097206254 is a wasteful number, since it uses less digits than its factorization.
28097206254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120073552 (or 120073549 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 45.
The spelling of 28097206254 in words is "twenty-eight billion, ninety-seven million, two hundred six thousand, two hundred fifty-four".
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