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99965442 = 2316660907
BaseRepresentation
bin1011111010101…
…01101000000010
320222002202210210
411331111220002
5201042343232
613530334550
72322456303
oct575255002
9228082723
1099965442
1151478575
122958a456
1317930b65
14d3c27aa
158b995cc
hex5f55a02

99965442 has 8 divisors (see below), whose sum is σ = 199930896. Its totient is φ = 33321812.

The previous prime is 99965417. The next prime is 99965443. The reversal of 99965442 is 24456999.

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

99965442 is an admirable number.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 99965391 and 99965400.

It is not an unprimeable number, because it can be changed into a prime (99965443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8330448 + ... + 8330459.

It is an arithmetic number, because the mean of its divisors is an integer number (24991362).

Almost surely, 299965442 is an apocalyptic number.

99965442 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.

99965442 is a wasteful number, since it uses less digits than its factorization.

99965442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16660912.

The product of its digits is 699840, while the sum is 48.

The square root of 99965442 is about 9998.2719506923. The cubic root of 99965442 is about 464.1054091920.

The spelling of 99965442 in words is "ninety-nine million, nine hundred sixty-five thousand, four hundred forty-two".

Divisors: 1 2 3 6 16660907 33321814 49982721 99965442