Base | Representation |
---|---|
bin | 1100101111010111110000… |
… | …01001000110110011001110 |
3 | 10200012022001000110202000001 |
4 | 12113223320021012303032 |
5 | 12133003121044404410 |
6 | 135330202312154514 |
7 | 5621041051323355 |
oct | 627537011066316 |
9 | 120168030422001 |
10 | 28015939841230 |
11 | 8a21547736980 |
12 | 3185815698a3a |
13 | 1282b79359ac3 |
14 | 6cbd9b88c99c |
15 | 338b5b3ac33a |
hex | 197af8246cce |
28015939841230 has 16 divisors (see below), whose sum is σ = 55013118233904. Its totient is φ = 10187614487680.
The previous prime is 28015939841207. The next prime is 28015939841243. The reversal of 28015939841230 is 3214893951082.
It is a Harshad number since it is a multiple of its sum of digits (55).
It is a congruent number.
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, 127345180987 + ... + 127345181206.
It is an arithmetic number, because the mean of its divisors is an integer number (3438319889619).
Almost surely, 228015939841230 is an apocalyptic number.
28015939841230 is a deficient number, since it is larger than the sum of its proper divisors (26997178392674).
28015939841230 is a wasteful number, since it uses less digits than its factorization.
28015939841230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254690362211.
The product of its (nonzero) digits is 3732480, while the sum is 55.
The spelling of 28015939841230 in words is "twenty-eight trillion, fifteen billion, nine hundred thirty-nine million, eight hundred forty-one thousand, two hundred thirty".
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