Base | Representation |
---|---|
bin | 101101101001001110… |
… | …0100001111000000100 |
3 | 100101000011212122002212 |
4 | 1123102130201320010 |
5 | 3101221103142120 |
6 | 113010232122552 |
7 | 10040012015606 |
oct | 1332234417004 |
9 | 311004778085 |
10 | 98019974660 |
11 | 3862a7a1823 |
12 | 16bb6836458 |
13 | 932153a10a |
14 | 4a5c0c5176 |
15 | 283a4c06c5 |
hex | 16d2721e04 |
98019974660 has 24 divisors (see below), whose sum is σ = 206174512320. Its totient is φ = 39144644064.
The previous prime is 98019974651. The next prime is 98019974669. The reversal of 98019974660 is 6647991089.
It is an interprime number because it is at equal distance from previous prime (98019974651) and next prime (98019974669).
It is a self number, because there is not a number n which added to its sum of digits gives 98019974660.
It is not an unprimeable number, because it can be changed into a prime (98019974669) 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, 3946424 + ... + 3971183.
It is an arithmetic number, because the mean of its divisors is an integer number (8590604680).
Almost surely, 298019974660 is an apocalyptic number.
It is an amenable number.
98019974660 is an abundant number, since it is smaller than the sum of its proper divisors (108154537660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
98019974660 is a wasteful number, since it uses less digits than its factorization.
98019974660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7918235 (or 7918233 counting only the distinct ones).
The product of its (nonzero) digits is 5878656, while the sum is 59.
The spelling of 98019974660 in words is "ninety-eight billion, nineteen million, nine hundred seventy-four thousand, six hundred sixty".
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