Base | Representation |
---|---|
bin | 1101000100111110000011… |
… | …01101110100011001011100 |
3 | 10202211020120101001202100020 |
4 | 12202133001231310121130 |
5 | 12232132444322414013 |
6 | 141055134002232140 |
7 | 6025462303156245 |
oct | 642370155643134 |
9 | 122736511052306 |
10 | 28758056060508 |
11 | 918824aa1a465 |
12 | 3285606955650 |
13 | 1307b47125748 |
14 | 715c7c42dccc |
15 | 34d0e2b19623 |
hex | 1a27c1b7465c |
28758056060508 has 24 divisors (see below), whose sum is σ = 67271153818512. Its totient is φ = 9561872542464.
The previous prime is 28758056060497. The next prime is 28758056060509. The reversal of 28758056060508 is 80506065085782.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28758056060509) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3018263085 + ... + 3018272612.
It is an arithmetic number, because the mean of its divisors is an integer number (2802964742438).
Almost surely, 228758056060508 is an apocalyptic number.
It is an amenable number.
28758056060508 is an abundant number, since it is smaller than the sum of its proper divisors (38513097758004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28758056060508 is a wasteful number, since it uses less digits than its factorization.
28758056060508 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6036536101 (or 6036536099 counting only the distinct ones).
The product of its (nonzero) digits is 32256000, while the sum is 60.
The spelling of 28758056060508 in words is "twenty-eight trillion, seven hundred fifty-eight billion, fifty-six million, sixty thousand, five hundred eight".
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