Base | Representation |
---|---|
bin | 100100110111… |
… | …100110110101 |
3 | 200012000211002 |
4 | 210313212311 |
5 | 4433234244 |
6 | 543053045 |
7 | 145102460 |
oct | 44674665 |
9 | 20160732 |
10 | 9664949 |
11 | 5501468 |
12 | 32a1185 |
13 | 2005208 |
14 | 13d82d7 |
15 | cada4e |
hex | 9379b5 |
9664949 has 4 divisors (see below), whose sum is σ = 11045664. Its totient is φ = 8284236.
The previous prime is 9664937. The next prime is 9664957. The reversal of 9664949 is 9494669.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 9664949 - 28 = 9664693 is a prime.
It is a super-2 number, since 2×96649492 = 186822478345202, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9664909) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690347 + ... + 690360.
It is an arithmetic number, because the mean of its divisors is an integer number (2761416).
Almost surely, 29664949 is an apocalyptic number.
It is an amenable number.
9664949 is a deficient number, since it is larger than the sum of its proper divisors (1380715).
9664949 is a wasteful number, since it uses less digits than its factorization.
9664949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1380714.
The product of its digits is 419904, while the sum is 47.
The square root of 9664949 is about 3108.8501089631. The cubic root of 9664949 is about 213.0099328980.
The spelling of 9664949 in words is "nine million, six hundred sixty-four thousand, nine hundred forty-nine".
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