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39134129 = 1910319997
BaseRepresentation
bin1001010101001…
…0001110110001
32201122012221012
42111102032301
540004243004
63514440305
7653430446
oct225221661
981565835
1039134129
11200aa061
1211133095
1381526b8
1452a99cd
15368046e
hex25523b1

39134129 has 8 divisors (see below), whose sum is σ = 41595840. Its totient is φ = 36712656.

The previous prime is 39134111. The next prime is 39134141. The reversal of 39134129 is 92143193.

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-39134129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 39134095 and 39134104.

It is not an unprimeable number, because it can be changed into a prime (39134159) 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, 8042 + ... + 11955.

It is an arithmetic number, because the mean of its divisors is an integer number (5199480).

Almost surely, 239134129 is an apocalyptic number.

It is an amenable number.

39134129 is a deficient number, since it is larger than the sum of its proper divisors (2461711).

39134129 is a wasteful number, since it uses less digits than its factorization.

39134129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20119.

The product of its digits is 5832, while the sum is 32.

The square root of 39134129 is about 6255.7276954804. The cubic root of 39134129 is about 339.5094685250.

The spelling of 39134129 in words is "thirty-nine million, one hundred thirty-four thousand, one hundred twenty-nine".

Divisors: 1 19 103 1957 19997 379943 2059691 39134129