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3989029 = 111372647
BaseRepresentation
bin1111001101111000100101
321111122220211
433031320211
52010122104
6221255421
745622552
oct17157045
97448824
103989029
112285020
121404571
13a98895
1475ba29
1553be04
hex3cde25

3989029 has 8 divisors (see below), whose sum is σ = 4385088. Its totient is φ = 3598560.

The previous prime is 3989023. The next prime is 3989039. The reversal of 3989029 is 9209893.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3989029 - 23 = 3989021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3988982 and 3989000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3989021) 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 7 ways as a sum of consecutive naturals, for example, 184 + ... + 2830.

It is an arithmetic number, because the mean of its divisors is an integer number (548136).

Almost surely, 23989029 is an apocalyptic number.

It is an amenable number.

3989029 is a deficient number, since it is larger than the sum of its proper divisors (396059).

3989029 is a wasteful number, since it uses less digits than its factorization.

3989029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2795.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 3989029 is about 1997.2553667471. The cubic root of 3989029 is about 158.5948441697.

The spelling of 3989029 in words is "three million, nine hundred eighty-nine thousand, twenty-nine".

Divisors: 1 11 137 1507 2647 29117 362639 3989029