Base | Representation |
---|---|
bin | 1100101111101111010000… |
… | …00000110110100111000000 |
3 | 10200020111121010111201121001 |
4 | 12113313220000312213000 |
5 | 12133204434330103232 |
6 | 135340050124341344 |
7 | 5621665462200010 |
oct | 627675000664700 |
9 | 120214533451531 |
10 | 28028554144192 |
11 | 8a26930125448 |
12 | 31881560a4854 |
13 | 12841098574b4 |
14 | 6cc836cd7c40 |
15 | 339148a236e7 |
hex | 197de80369c0 |
28028554144192 has 56 divisors (see below), whose sum is σ = 64330597247616. Its totient is φ = 11867511721728.
The previous prime is 28028554144183. The next prime is 28028554144271. The reversal of 28028554144192 is 29144145582082.
It is a tau number, because it is divible by the number of its divisors (56).
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, 376852798 + ... + 376927165.
It is an arithmetic number, because the mean of its divisors is an integer number (1148760665136).
Almost surely, 228028554144192 is an apocalyptic number.
It is an amenable number.
28028554144192 is an abundant number, since it is smaller than the sum of its proper divisors (36302043103424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28028554144192 is an equidigital number, since it uses as much as digits as its factorization.
28028554144192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 753780065 (or 753780055 counting only the distinct ones).
The product of its (nonzero) digits is 7372800, while the sum is 55.
The spelling of 28028554144192 in words is "twenty-eight trillion, twenty-eight billion, five hundred fifty-four million, one hundred forty-four thousand, one hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •