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99042 = 2317971
BaseRepresentation
bin11000001011100010
312000212020
4120023202
511132132
62042310
7561516
oct301342
9160766
1099042
1168459
1249396
1336108
1428146
151e52c
hex182e2

99042 has 16 divisors (see below), whose sum is σ = 209952. Its totient is φ = 31040.

The previous prime is 99041. The next prime is 99053. The reversal of 99042 is 24099.

It is a d-powerful number, because it can be written as 9 + 93 + 0 + 48 + 215 .

It is not an unprimeable number, because it can be changed into a prime (99041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384 + ... + 587.

It is an arithmetic number, because the mean of its divisors is an integer number (13122).

299042 is an apocalyptic number.

99042 is an abundant number, since it is smaller than the sum of its proper divisors (110910).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104976).

99042 is a wasteful number, since it uses less digits than its factorization.

99042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 99042 is about 314.7093897551. The cubic root of 99042 is about 46.2671910770.

The spelling of 99042 in words is "ninety-nine thousand, forty-two".

Divisors: 1 2 3 6 17 34 51 102 971 1942 2913 5826 16507 33014 49521 99042