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39628029 = 371887049
BaseRepresentation
bin1001011100101…
…0110011111101
32202120022102210
42113022303331
540121044104
63533211033
7660555420
oct227126375
982508383
1039628029
1120407141
1211330a79
13829644c
1453979b7
15372b989
hex25cacfd

39628029 has 8 divisors (see below), whose sum is σ = 60385600. Its totient is φ = 22644576.

The previous prime is 39628027. The next prime is 39628049. The reversal of 39628029 is 92082693.

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

It is not a de Polignac number, because 39628029 - 21 = 39628027 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39628027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 943504 + ... + 943545.

It is an arithmetic number, because the mean of its divisors is an integer number (7548200).

Almost surely, 239628029 is an apocalyptic number.

It is an amenable number.

39628029 is a deficient number, since it is larger than the sum of its proper divisors (20757571).

39628029 is a wasteful number, since it uses less digits than its factorization.

39628029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887059.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 39628029 is about 6295.0797453249. The cubic root of 39628029 is about 340.9317837532.

The spelling of 39628029 in words is "thirty-nine million, six hundred twenty-eight thousand, twenty-nine".

Divisors: 1 3 7 21 1887049 5661147 13209343 39628029