Base | Representation |
---|---|
bin | 11010111100001110… |
… | …010011000100010010 |
3 | 2202200000111211002120 |
4 | 122330032103010102 |
5 | 433220440342443 |
6 | 21142244155110 |
7 | 2042566060641 |
oct | 327416230422 |
9 | 82600454076 |
10 | 28927668498 |
11 | 112a4a07553 |
12 | 5733998a96 |
13 | 2960181111 |
14 | 1585c6d358 |
15 | b4490b083 |
hex | 6bc393112 |
28927668498 has 16 divisors (see below), whose sum is σ = 58946947776. Its totient is φ = 9460621040.
The previous prime is 28927668493. The next prime is 28927668509. The reversal of 28927668498 is 89486672982.
It is not an unprimeable number, because it can be changed into a prime (28927668493) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45483438 + ... + 45484073.
It is an arithmetic number, because the mean of its divisors is an integer number (3684184236).
Almost surely, 228927668498 is an apocalyptic number.
28927668498 is an abundant number, since it is smaller than the sum of its proper divisors (30019279278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28927668498 is a wasteful number, since it uses less digits than its factorization.
28927668498 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90967569.
The product of its digits is 167215104, while the sum is 69.
The spelling of 28927668498 in words is "twenty-eight billion, nine hundred twenty-seven million, six hundred sixty-eight thousand, four hundred ninety-eight".
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