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99998058 = 2316666343
BaseRepresentation
bin1011111010111…
…01100101101010
320222011102112210
411331131211222
5201044414213
613531145550
72322653346
oct575354552
9228142483
1099998058
11514a0026
12295a52b6
1317942964
14d3d0626
158ba40c3
hex5f5d96a

99998058 has 8 divisors (see below), whose sum is σ = 199996128. Its totient is φ = 33332684.

The previous prime is 99998051. The next prime is 99998071. The reversal of 99998058 is 85089999.

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

99998058 is an admirable number.

It is a super-3 number, since 3×999980583 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 99997989 and 99998007.

It is not an unprimeable number, because it can be changed into a prime (99998051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8333166 + ... + 8333177.

It is an arithmetic number, because the mean of its divisors is an integer number (24999516).

Almost surely, 299998058 is an apocalyptic number.

99998058 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99998058 is a wasteful number, since it uses less digits than its factorization.

99998058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16666348.

The product of its (nonzero) digits is 2099520, while the sum is 57.

The square root of 99998058 is about 9999.9028995286. The cubic root of 99998058 is about 464.1558786867.

The spelling of 99998058 in words is "ninety-nine million, nine hundred ninety-eight thousand, fifty-eight".

Divisors: 1 2 3 6 16666343 33332686 49999029 99998058