Base | Representation |
---|---|
bin | 100010111000001010… |
… | …1011001000011001000 |
3 | 21011022211212111110010 |
4 | 1011300111121003020 |
5 | 2211343132143343 |
6 | 54224055351520 |
7 | 5261032562406 |
oct | 1056025310310 |
9 | 234284774403 |
10 | 74899099848 |
11 | 29845653321 |
12 | 126236825a0 |
13 | 70a8408ac1 |
14 | 38a7530476 |
15 | 1e35785d33 |
hex | 11705590c8 |
74899099848 has 32 divisors (see below), whose sum is σ = 187258327200. Its totient is φ = 24964956288.
The previous prime is 74899099831. The next prime is 74899099861. The reversal of 74899099848 is 84899099847.
It is a self number, because there is not a number n which added to its sum of digits gives 74899099848.
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, 400948 + ... + 557276.
It is an arithmetic number, because the mean of its divisors is an integer number (5851822725).
Almost surely, 274899099848 is an apocalyptic number.
It is an amenable number.
74899099848 is an abundant number, since it is smaller than the sum of its proper divisors (112359227352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74899099848 is a wasteful number, since it uses less digits than its factorization.
74899099848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 176301 (or 176297 counting only the distinct ones).
The product of its (nonzero) digits is 376233984, while the sum is 75.
Subtracting 74899099848 from its reverse (84899099847), we obtain a palindrome (9999999999).
The spelling of 74899099848 in words is "seventy-four billion, eight hundred ninety-nine million, ninety-nine thousand, eight hundred forty-eight".
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