Base | Representation |
---|---|
bin | 111001010011111… |
… | …1011000010100100 |
3 | 11222000120222110021 |
4 | 1302213323002210 |
5 | 12414301134233 |
6 | 514454004524 |
7 | 65440544305 |
oct | 16247730244 |
9 | 4860528407 |
10 | 1923068068 |
11 | 8a7581559 |
12 | 458046744 |
13 | 24854c5cc |
14 | 1435907ac |
15 | b3c67e2d |
hex | 729fb0a4 |
1923068068 has 48 divisors (see below), whose sum is σ = 3535726320. Its totient is φ = 914006016.
The previous prime is 1923068051. The next prime is 1923068129. The reversal of 1923068068 is 8608603291.
It can be written as a sum of positive squares in 8 ways, for example, as 440664064 + 1482404004 = 20992^2 + 38502^2 .
It is a super-2 number, since 2×19230680682 = 7396381588322505248, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3116496 + ... + 3117112.
It is an arithmetic number, because the mean of its divisors is an integer number (73660965).
Almost surely, 21923068068 is an apocalyptic number.
It is an amenable number.
1923068068 is a deficient number, since it is larger than the sum of its proper divisors (1612658252).
1923068068 is a wasteful number, since it uses less digits than its factorization.
1923068068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1024 (or 1022 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 43.
The square root of 1923068068 is about 43852.8000018243. The cubic root of 1923068068 is about 1243.5546778855.
The spelling of 1923068068 in words is "one billion, nine hundred twenty-three million, sixty-eight thousand, sixty-eight".
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