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3933904 = 241318913
BaseRepresentation
bin1111000000011011010000
321101212022011
433000123100
52001341104
6220152304
745303052
oct17003320
97355264
103933904
112247667
121398694
13a79770
147458d2
1552a904
hex3c06d0

3933904 has 20 divisors (see below), whose sum is σ = 8208676. Its totient is φ = 1815552.

The previous prime is 3933901. The next prime is 3933907. The reversal of 3933904 is 4093393.

It is an interprime number because it is at equal distance from previous prime (3933901) and next prime (3933907).

It can be written as a sum of positive squares in 2 ways, for example, as 2396304 + 1537600 = 1548^2 + 1240^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3933901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9249 + ... + 9664.

Almost surely, 23933904 is an apocalyptic number.

It is an amenable number.

3933904 is an abundant number, since it is smaller than the sum of its proper divisors (4274772).

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

3933904 is a wasteful number, since it uses less digits than its factorization.

3933904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18934 (or 18928 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 31.

The square root of 3933904 is about 1983.4071694939. The cubic root of 3933904 is about 157.8609041273.

The spelling of 3933904 in words is "three million, nine hundred thirty-three thousand, nine hundred four".

Divisors: 1 2 4 8 13 16 26 52 104 208 18913 37826 75652 151304 245869 302608 491738 983476 1966952 3933904