Base | Representation |
---|---|
bin | 11000011111110110… |
… | …001101110110011100 |
3 | 2111220011211020101120 |
4 | 120133312031312130 |
5 | 412332323004410 |
6 | 20030044210540 |
7 | 1620561150201 |
oct | 303766156634 |
9 | 74804736346 |
10 | 26304109980 |
11 | 10178a91175 |
12 | 5121239a50 |
13 | 2632780125 |
14 | 13b7657ca8 |
15 | a3e425570 |
hex | 61fd8dd9c |
26304109980 has 96 divisors (see below), whose sum is σ = 74101547520. Its totient is φ = 6971708160.
The previous prime is 26304109969. The next prime is 26304109981. The reversal of 26304109980 is 8990140362.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26304109981) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7163545 + ... + 7167215.
It is an arithmetic number, because the mean of its divisors is an integer number (771891120).
Almost surely, 226304109980 is an apocalyptic number.
26304109980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
26304109980 is an abundant number, since it is smaller than the sum of its proper divisors (47797437540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26304109980 is a wasteful number, since it uses less digits than its factorization.
26304109980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4379 (or 4377 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 42.
The spelling of 26304109980 in words is "twenty-six billion, three hundred four million, one hundred nine thousand, nine hundred eighty".
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