Base | Representation |
---|---|
bin | 101001111010… |
… | …111101001010 |
3 | 202200022121022 |
4 | 221322331022 |
5 | 10303130021 |
6 | 1031312442 |
7 | 162260012 |
oct | 51727512 |
9 | 22608538 |
10 | 10989386 |
11 | 6226541 |
12 | 381b722 |
13 | 2379cc5 |
14 | 1660c42 |
15 | e711ab |
hex | a7af4a |
10989386 has 4 divisors (see below), whose sum is σ = 16484082. Its totient is φ = 5494692.
The previous prime is 10989373. The next prime is 10989389. The reversal of 10989386 is 68398901.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68398901 = 103 ⋅664067.
It can be written as a sum of positive squares in only one way, i.e., 6345361 + 4644025 = 2519^2 + 2155^2 .
It is a super-3 number, since 3×109893863 (a number of 22 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (10989389) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2747345 + ... + 2747348.
Almost surely, 210989386 is an apocalyptic number.
10989386 is a deficient number, since it is larger than the sum of its proper divisors (5494696).
10989386 is an equidigital number, since it uses as much as digits as its factorization.
10989386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5494695.
The product of its (nonzero) digits is 93312, while the sum is 44.
The square root of 10989386 is about 3315.0242834706. The cubic root of 10989386 is about 222.3264547506.
The spelling of 10989386 in words is "ten million, nine hundred eighty-nine thousand, three hundred eighty-six".
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