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99982111 = 296156519
BaseRepresentation
bin1011111010110…
…01101100011111
320222010121200011
411331121230133
5201043411421
613530544051
72322556015
oct575315437
9228117604
1099982111
115148a049
1229598027
1317938618
14d3c88b5
158b9e4e1
hex5f59b1f

99982111 has 8 divisors (see below), whose sum is σ = 105127200. Its totient is φ = 94950240.

The previous prime is 99982109. The next prime is 99982133. The reversal of 99982111 is 11128999.

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 99982111 - 21 = 99982109 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99982811) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26491 + ... + 30028.

It is an arithmetic number, because the mean of its divisors is an integer number (13140900).

Almost surely, 299982111 is an apocalyptic number.

99982111 is a deficient number, since it is larger than the sum of its proper divisors (5145089).

99982111 is a wasteful number, since it uses less digits than its factorization.

99982111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56609.

The product of its digits is 11664, while the sum is 40.

The square root of 99982111 is about 9999.1055099944. The cubic root of 99982111 is about 464.1312039165.

The spelling of 99982111 in words is "ninety-nine million, nine hundred eighty-two thousand, one hundred eleven".

Divisors: 1 29 61 1769 56519 1639051 3447659 99982111