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BaseRepresentation
bin100110000001…
…001001001111
3200202100000000
4212001021033
510022404114
6553335343
7150465600
oct46011117
920670000
109966159
1156977a5
123407553
1320ac348
141475da7
15d1ce09
hex98124f

9966159 has 54 divisors (see below), whose sum is σ = 17949984. Its totient is φ = 5511240.

The previous prime is 9966139. The next prime is 9966167. The reversal of 9966159 is 9516699.

It is not a de Polignac number, because 9966159 - 28 = 9965903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9966139) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 321474 + ... + 321504.

Almost surely, 29966159 is an apocalyptic number.

9966159 is a deficient number, since it is larger than the sum of its proper divisors (7983825).

9966159 is an frugal number, since it uses more digits than its factorization.

9966159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69 (or 41 counting only the distinct ones).

The product of its digits is 131220, while the sum is 45.

The square root of 9966159 is about 3156.9223937246. The cubic root of 9966159 is about 215.2001669291.

The spelling of 9966159 in words is "nine million, nine hundred sixty-six thousand, one hundred fifty-nine".