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33401042 = 2791791181
BaseRepresentation
bin111111101101…
…0100011010010
32022211221121122
41333122203102
532022313132
63151522242
7553622063
oct177324322
968757548
1033401042
1117943774
12b229382
136bc603c
14461656a
152deb912
hex1fda8d2

33401042 has 16 divisors (see below), whose sum is σ = 51062400. Its totient is φ = 16383120.

The previous prime is 33401033. The next prime is 33401057. The reversal of 33401042 is 24010433.

It is a super-2 number, since 2×334010422 = 2231259213371528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33401042.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27692 + ... + 28872.

It is an arithmetic number, because the mean of its divisors is an integer number (3191400).

Almost surely, 233401042 is an apocalyptic number.

33401042 is a deficient number, since it is larger than the sum of its proper divisors (17661358).

33401042 is a wasteful number, since it uses less digits than its factorization.

33401042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 33401042 is about 5779.3634597592. The cubic root of 33401042 is about 322.0475541562.

Adding to 33401042 its reverse (24010433), we get a palindrome (57411475).

The spelling of 33401042 in words is "thirty-three million, four hundred one thousand, forty-two".

Divisors: 1 2 79 158 179 358 1181 2362 14141 28282 93299 186598 211399 422798 16700521 33401042