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39320893 = 672932003
BaseRepresentation
bin1001010111111…
…1110100111101
32201222201010101
42111333310331
540031232033
63522441101
7655136113
oct225776475
981881111
1039320893
1120217407
1211203191
1381b9701
145317ab3
1536ba97d
hex257fd3d

39320893 has 8 divisors (see below), whose sum is σ = 40063968. Its totient is φ = 38582544.

The previous prime is 39320849. The next prime is 39320909. The reversal of 39320893 is 39802393.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-39320893 is a prime.

It is a super-2 number, since 2×393208932 = 3092265252634898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39320833) 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, 18630 + ... + 20632.

It is an arithmetic number, because the mean of its divisors is an integer number (5007996).

Almost surely, 239320893 is an apocalyptic number.

It is an amenable number.

39320893 is a deficient number, since it is larger than the sum of its proper divisors (743075).

39320893 is a wasteful number, since it uses less digits than its factorization.

39320893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 39320893 is about 6270.6373679236. The cubic root of 39320893 is about 340.0487040956.

The spelling of 39320893 in words is "thirty-nine million, three hundred twenty thousand, eight hundred ninety-three".

Divisors: 1 67 293 2003 19631 134201 586879 39320893