Base | Representation |
---|---|
bin | 1010110010110110… |
… | …0110111000011010 |
3 | 21110221102012112211 |
4 | 2230231212320122 |
5 | 21413243340030 |
6 | 1155310225334 |
7 | 131543335651 |
oct | 25455467032 |
9 | 7427365484 |
10 | 2897636890 |
11 | 1257705535 |
12 | 68a4b524a |
13 | 372424255 |
14 | 1d6b9c198 |
15 | 11e5c412a |
hex | acb66e1a |
2897636890 has 16 divisors (see below), whose sum is σ = 5231509920. Its totient is φ = 1155551760.
The previous prime is 2897636887. The next prime is 2897636897. The reversal of 2897636890 is 986367982.
It is not an unprimeable number, because it can be changed into a prime (2897636897) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434400 + ... + 441019.
It is an arithmetic number, because the mean of its divisors is an integer number (326969370).
Almost surely, 22897636890 is an apocalyptic number.
2897636890 is a deficient number, since it is larger than the sum of its proper divisors (2333873030).
2897636890 is a wasteful number, since it uses less digits than its factorization.
2897636890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 875757.
The product of its (nonzero) digits is 7838208, while the sum is 58.
The square root of 2897636890 is about 53829.7026742671. The cubic root of 2897636890 is about 1425.6556974213.
The spelling of 2897636890 in words is "two billion, eight hundred ninety-seven million, six hundred thirty-six thousand, eight hundred ninety".
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