Base | Representation |
---|---|
bin | 1010000001001000… |
… | …0110110101100011 |
3 | 20221102000111022002 |
4 | 2200102012311203 |
5 | 21001402214110 |
6 | 1122500434215 |
7 | 123431661026 |
oct | 24022066543 |
9 | 6842014262 |
10 | 2689101155 |
11 | 115aa22554 |
12 | 6306a896b |
13 | 33b16ba20 |
14 | 1b71d71bd |
15 | 10b130aa5 |
hex | a0486d63 |
2689101155 has 16 divisors (see below), whose sum is σ = 3487536864. Its totient is φ = 1978717440.
The previous prime is 2689101131. The next prime is 2689101161. The reversal of 2689101155 is 5511019862.
It is not a de Polignac number, because 2689101155 - 28 = 2689100899 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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, 55349 + ... + 91878.
It is an arithmetic number, because the mean of its divisors is an integer number (217971054).
Almost surely, 22689101155 is an apocalyptic number.
2689101155 is a deficient number, since it is larger than the sum of its proper divisors (798435709).
2689101155 is a wasteful number, since it uses less digits than its factorization.
2689101155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147526.
The product of its (nonzero) digits is 21600, while the sum is 38.
The square root of 2689101155 is about 51856.5439939840. The cubic root of 2689101155 is about 1390.6004953339.
The spelling of 2689101155 in words is "two billion, six hundred eighty-nine million, one hundred one thousand, one hundred fifty-five".
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