Base | Representation |
---|---|
bin | 111101101010010… |
… | …0001110011110111 |
3 | 12100012011000112110 |
4 | 1323110201303313 |
5 | 13214124311220 |
6 | 541145222103 |
7 | 102162013362 |
oct | 17324416367 |
9 | 5305130473 |
10 | 2068978935 |
11 | 971980551 |
12 | 498a91933 |
13 | 26c8491ba |
14 | 158ad30d9 |
15 | c198abe0 |
hex | 7b521cf7 |
2068978935 has 16 divisors (see below), whose sum is σ = 3314162016. Its totient is φ = 1102190208.
The previous prime is 2068978903. The next prime is 2068978937. The reversal of 2068978935 is 5398798602.
It is not a de Polignac number, because 2068978935 - 25 = 2068978903 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2068978937) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65484 + ... + 91793.
It is an arithmetic number, because the mean of its divisors is an integer number (207135126).
Almost surely, 22068978935 is an apocalyptic number.
2068978935 is a deficient number, since it is larger than the sum of its proper divisors (1245183081).
2068978935 is a wasteful number, since it uses less digits than its factorization.
2068978935 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158162.
The product of its (nonzero) digits is 6531840, while the sum is 57.
The square root of 2068978935 is about 45486.0301081552. The cubic root of 2068978935 is about 1274.2423149155.
The spelling of 2068978935 in words is "two billion, sixty-eight million, nine hundred seventy-eight thousand, nine hundred thirty-five".
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