Base | Representation |
---|---|
bin | 111111011110010… |
… | …000101010101101 |
3 | 2202012210101022221 |
4 | 333132100222231 |
5 | 4140103202242 |
6 | 253400235341 |
7 | 35250322360 |
oct | 7736205255 |
9 | 2665711287 |
10 | 1064897197 |
11 | 4a711a031 |
12 | 25876bb51 |
13 | 13c8101b0 |
14 | a16020d7 |
15 | 63750167 |
hex | 3f790aad |
1064897197 has 32 divisors (see below), whose sum is σ = 1368218880. Its totient is φ = 806077440.
The previous prime is 1064897177. The next prime is 1064897201. The reversal of 1064897197 is 7917984601.
It is not a de Polignac number, because 1064897197 - 223 = 1056508589 is a prime.
It is a super-2 number, since 2×10648971972 = 2268012080356913618, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1064897177) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296422 + ... + 299992.
It is an arithmetic number, because the mean of its divisors is an integer number (42756840).
Almost surely, 21064897197 is an apocalyptic number.
It is an amenable number.
1064897197 is a deficient number, since it is larger than the sum of its proper divisors (303321683).
1064897197 is a wasteful number, since it uses less digits than its factorization.
1064897197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3733.
The product of its (nonzero) digits is 762048, while the sum is 52.
The square root of 1064897197 is about 32632.7626320543. The cubic root of 1064897197 is about 1021.1806132835.
The spelling of 1064897197 in words is "one billion, sixty-four million, eight hundred ninety-seven thousand, one hundred ninety-seven".
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