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99144199 = 7211419439
BaseRepresentation
bin1011110100011…
…01001000000111
320220120001021101
411322031020013
5200340103244
613501000531
72312466100
oct572151007
9226501241
1099144199
1150a67560
1229253147
131770410b
14d24b3a7
158a860d4
hex5e8d207

99144199 has 24 divisors (see below), whose sum is σ = 126403200. Its totient is φ = 76895280.

The previous prime is 99144173. The next prime is 99144203.

99144199 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 99144199 - 217 = 99013127 is a prime.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99124199) 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 23 ways as a sum of consecutive naturals, for example, 225622 + ... + 226060.

It is an arithmetic number, because the mean of its divisors is an integer number (5266800).

Almost surely, 299144199 is an apocalyptic number.

99144199 is a deficient number, since it is larger than the sum of its proper divisors (27259001).

99144199 is a wasteful number, since it uses less digits than its factorization.

99144199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883 (or 876 counting only the distinct ones).

The product of its digits is 104976, while the sum is 46.

The square root of 99144199 is about 9957.1180067327. The cubic root of 99144199 is about 462.8309959800.

The spelling of 99144199 in words is "ninety-nine million, one hundred forty-four thousand, one hundred ninety-nine".

Divisors: 1 7 11 49 77 419 439 539 2933 3073 4609 4829 20531 21511 32263 33803 183941 225841 236621 1287587 2023351 9013109 14163457 99144199