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3939053 = 17231709
BaseRepresentation
bin1111000001101011101101
321102010100212
433001223231
52002022203
6220232205
745324056
oct17015355
97363325
103939053
112250518
12139b665
13a7bc01
1474772d
1552c1d8
hex3c1aed

3939053 has 4 divisors (see below), whose sum is σ = 4170780. Its totient is φ = 3707328.

The previous prime is 3939043. The next prime is 3939059. The reversal of 3939053 is 3509393.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3509393 = 6752379.

It can be written as a sum of positive squares in 2 ways, for example, as 3319684 + 619369 = 1822^2 + 787^2 .

It is a cyclic number.

It is not a de Polignac number, because 3939053 - 210 = 3938029 is a prime.

It is a super-2 number, since 2×39390532 = 31032277073618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3939059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115838 + ... + 115871.

It is an arithmetic number, because the mean of its divisors is an integer number (1042695).

Almost surely, 23939053 is an apocalyptic number.

It is an amenable number.

3939053 is a deficient number, since it is larger than the sum of its proper divisors (231727).

3939053 is a wasteful number, since it uses less digits than its factorization.

3939053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231726.

The product of its (nonzero) digits is 10935, while the sum is 32.

The square root of 3939053 is about 1984.7047639385. The cubic root of 3939053 is about 157.9297476496.

The spelling of 3939053 in words is "three million, nine hundred thirty-nine thousand, fifty-three".

Divisors: 1 17 231709 3939053