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33504142 = 272341879
BaseRepresentation
bin111111111001…
…1101110001110
32100001012001011
41333303232032
532034113032
63154035434
7554531500
oct177635616
970035034
1033504142
1117a04181
12b278b7a
136c30c49
144641d70
152e1c247
hex1ff3b8e

33504142 has 12 divisors (see below), whose sum is σ = 58461480. Its totient is φ = 14358876.

The previous prime is 33504131. The next prime is 33504157. The reversal of 33504142 is 24140533.

It is a super-2 number, since 2×335041422 = 2245055062312328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 170842 + ... + 171037.

It is an arithmetic number, because the mean of its divisors is an integer number (4871790).

Almost surely, 233504142 is an apocalyptic number.

33504142 is a deficient number, since it is larger than the sum of its proper divisors (24957338).

33504142 is a wasteful number, since it uses less digits than its factorization.

33504142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341895 (or 341888 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 33504142 is about 5788.2762546375. The cubic root of 33504142 is about 322.3785717563.

Adding to 33504142 its reverse (24140533), we get a palindrome (57644675).

The spelling of 33504142 in words is "thirty-three million, five hundred four thousand, one hundred forty-two".

Divisors: 1 2 7 14 49 98 341879 683758 2393153 4786306 16752071 33504142