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33380150 = 2521941857
BaseRepresentation
bin111111101010…
…1011100110110
32022210212221212
41333111130312
532021131100
63151241422
7553504136
oct177253466
968725855
1033380150
111792a001
12b219272
136bb968b
14460cac6
152de5635
hex1fd5736

33380150 has 48 divisors (see below), whose sum is σ = 67026960. Its totient is φ = 12326400.

The previous prime is 33380147. The next prime is 33380159. The reversal of 33380150 is 5108333.

It is a super-2 number, since 2×333801502 = 2228468828045000, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33380159) 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 23 ways as a sum of consecutive naturals, for example, 38522 + ... + 39378.

It is an arithmetic number, because the mean of its divisors is an integer number (1396395).

Almost surely, 233380150 is an apocalyptic number.

33380150 is an abundant number, since it is smaller than the sum of its proper divisors (33646810).

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

33380150 is a wasteful number, since it uses less digits than its factorization.

33380150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929 (or 924 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 33380150 is about 5777.5557115445. Note that the first 3 decimals coincide. The cubic root of 33380150 is about 321.9803943672.

Adding to 33380150 its reverse (5108333), we get a palindrome (38488483).

The spelling of 33380150 in words is "thirty-three million, three hundred eighty thousand, one hundred fifty".

Divisors: 1 2 5 10 19 25 38 41 50 82 95 190 205 410 475 779 857 950 1025 1558 1714 2050 3895 4285 7790 8570 16283 19475 21425 32566 35137 38950 42850 70274 81415 162830 175685 351370 407075 667603 814150 878425 1335206 1756850 3338015 6676030 16690075 33380150