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9989032133 = 31415977477
BaseRepresentation
bin10010100110110010…
…01000100011000101
3221210011010102001002
421103121020203011
5130424143012013
64331111343045
7502352241443
oct112331104305
927704112032
109989032133
114266603763
121b29381a85
13c3264a202
146aa909b93
153d6e43358
hex2536488c5

9989032133 has 8 divisors (see below), whose sum is σ = 10313871360. Its totient is φ = 9664356240.

The previous prime is 9989032129. The next prime is 9989032201. The reversal of 9989032133 is 3312309899.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9989032133 - 22 = 9989032129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9989032033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90191 + ... + 167667.

It is an arithmetic number, because the mean of its divisors is an integer number (1289233920).

Almost surely, 29989032133 is an apocalyptic number.

It is an amenable number.

9989032133 is a deficient number, since it is larger than the sum of its proper divisors (324839227).

9989032133 is a wasteful number, since it uses less digits than its factorization.

9989032133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81667.

The product of its (nonzero) digits is 314928, while the sum is 47.

The square root of 9989032133 is about 99945.1456199850. The cubic root of 9989032133 is about 2153.6467501229.

The spelling of 9989032133 in words is "nine billion, nine hundred eighty-nine million, thirty-two thousand, one hundred thirty-three".

Divisors: 1 31 4159 77477 128929 2401787 322226843 9989032133