Base | Representation |
---|---|
bin | 11110100100011000011… |
… | …010000000110101010000 |
3 | 21102211010210201101122112 |
4 | 132210120122000311100 |
5 | 233404112002330310 |
6 | 4245005151124452 |
7 | 304524012320033 |
oct | 36443032006520 |
9 | 7384123641575 |
10 | 2100648480080 |
11 | 73a975337637 |
12 | 29b152b13728 |
13 | 123123515027 |
14 | 73959ab701a |
15 | 3999910e705 |
hex | 1e918680d50 |
2100648480080 has 40 divisors (see below), whose sum is σ = 5141060757600. Its totient is φ = 796035212928.
The previous prime is 2100648479989. The next prime is 2100648480083. The reversal of 2100648480080 is 800848460012.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2100648480083) 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, 691001270 + ... + 691004309.
It is an arithmetic number, because the mean of its divisors is an integer number (128526518940).
Almost surely, 22100648480080 is an apocalyptic number.
2100648480080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2100648480080 is an abundant number, since it is smaller than the sum of its proper divisors (3040412277520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2100648480080 is a wasteful number, since it uses less digits than its factorization.
2100648480080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1382005611 (or 1382005605 counting only the distinct ones).
The product of its (nonzero) digits is 98304, while the sum is 41.
The spelling of 2100648480080 in words is "two trillion, one hundred billion, six hundred forty-eight million, four hundred eighty thousand, eighty".
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