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3405087 = 32754049
BaseRepresentation
bin1100111111010100011111
320101222220100
430333110133
51332430322
6200552143
740641240
oct14772437
96358810
103405087
111a16324
121182653
13922b5a
14648cc7
15473dac
hex33f51f

3405087 has 12 divisors (see below), whose sum is σ = 5621200. Its totient is φ = 1945728.

The previous prime is 3405079. The next prime is 3405109. The reversal of 3405087 is 7805043.

It is not a de Polignac number, because 3405087 - 23 = 3405079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3405087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3405037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26962 + ... + 27087.

Almost surely, 23405087 is an apocalyptic number.

3405087 is a deficient number, since it is larger than the sum of its proper divisors (2216113).

3405087 is a wasteful number, since it uses less digits than its factorization.

3405087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54062 (or 54059 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 3405087 is about 1845.2877824339. The cubic root of 3405087 is about 150.4444153331. Note that the first 4 decimals are identical.

The spelling of 3405087 in words is "three million, four hundred five thousand, eighty-seven".

Divisors: 1 3 7 9 21 63 54049 162147 378343 486441 1135029 3405087