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42199124 = 22112513821
BaseRepresentation
bin1010000011111…
…0100001010100
32221101221022112
42200332201110
541300332444
64104250152
71021454342
oct240764124
987357275
1042199124
1121902910
1212170958
1389867c6
145866992
153a8869e
hex283e854

42199124 has 24 divisors (see below), whose sum is σ = 80904096. Its totient is φ = 19100000.

The previous prime is 42199123. The next prime is 42199159.

42199124 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42199121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9134 + ... + 12954.

It is an arithmetic number, because the mean of its divisors is an integer number (3371004).

Almost surely, 242199124 is an apocalyptic number.

42199124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42199124 is a deficient number, since it is larger than the sum of its proper divisors (38704972).

42199124 is a wasteful number, since it uses less digits than its factorization.

42199124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4087 (or 4085 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 42199124 is about 6496.0852826914. The cubic root of 42199124 is about 348.1511322241.

The spelling of 42199124 in words is "forty-two million, one hundred ninety-nine thousand, one hundred twenty-four".

Divisors: 1 2 4 11 22 44 251 502 1004 2761 3821 5522 7642 11044 15284 42031 84062 168124 959071 1918142 3836284 10549781 21099562 42199124