Base | Representation |
---|---|
bin | 1001101101010010… |
… | …1010110000010000 |
3 | 20201121102202020002 |
4 | 2123110222300100 |
5 | 20314101331410 |
6 | 1110325105132 |
7 | 121401445451 |
oct | 23324526020 |
9 | 6647382202 |
10 | 2605886480 |
11 | 1117a5609a |
12 | 6088581a8 |
13 | 326b54382 |
14 | 1aa135128 |
15 | 103b947a5 |
hex | 9b52ac10 |
2605886480 has 80 divisors (see below), whose sum is σ = 6752782080. Its totient is φ = 929396736.
The previous prime is 2605886477. The next prime is 2605886483. The reversal of 2605886480 is 846885062.
It is an interprime number because it is at equal distance from previous prime (2605886477) and next prime (2605886483).
It is a tau number, because it is divible by the number of its divisors (80).
It is not an unprimeable number, because it can be changed into a prime (2605886483) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24584 + ... + 76263.
It is an arithmetic number, because the mean of its divisors is an integer number (84409776).
Almost surely, 22605886480 is an apocalyptic number.
2605886480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2605886480 is an abundant number, since it is smaller than the sum of its proper divisors (4146895600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2605886480 is a wasteful number, since it uses less digits than its factorization.
2605886480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100896 (or 100890 counting only the distinct ones).
The product of its (nonzero) digits is 737280, while the sum is 47.
The square root of 2605886480 is about 51047.8841873001. The cubic root of 2605886480 is about 1376.1058176464.
The spelling of 2605886480 in words is "two billion, six hundred five million, eight hundred eighty-six thousand, four hundred eighty".
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