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39028971 = 313794961
BaseRepresentation
bin1001010011100…
…0100011101011
32201102212200110
42110320203223
534442411341
63512305403
7652512042
oct224704353
981385613
1039028971
1120038053
12110a2263
138116887
14527d559
15365e216
hex25388eb

39028971 has 8 divisors (see below), whose sum is σ = 52419024. Its totient is φ = 25829120.

The previous prime is 39028963. The next prime is 39029009. The reversal of 39028971 is 17982093.

39028971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 39028971 - 23 = 39028963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39028901) 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, 47070 + ... + 47891.

It is an arithmetic number, because the mean of its divisors is an integer number (6552378).

Almost surely, 239028971 is an apocalyptic number.

39028971 is a deficient number, since it is larger than the sum of its proper divisors (13390053).

39028971 is a wasteful number, since it uses less digits than its factorization.

39028971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95101.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 39028971 is about 6247.3171041656. The cubic root of 39028971 is about 339.2050951299.

The spelling of 39028971 in words is "thirty-nine million, twenty-eight thousand, nine hundred seventy-one".

Divisors: 1 3 137 411 94961 284883 13009657 39028971