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6138107 = 40115307
BaseRepresentation
bin10111011010100011111011
3102112211220022
4113122203323
53032404412
6335321055
7103113233
oct27324373
912484808
106138107
113512718
12208018b
13136bb21
14b5acc3
15813a72
hex5da8fb

6138107 has 4 divisors (see below), whose sum is σ = 6153816. Its totient is φ = 6122400.

The previous prime is 6138023. The next prime is 6138113. The reversal of 6138107 is 7018316.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6138107 - 222 = 1943803 is a prime.

It is a super-3 number, since 3×61381073 (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6138127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7253 + ... + 8054.

It is an arithmetic number, because the mean of its divisors is an integer number (1538454).

Almost surely, 26138107 is an apocalyptic number.

6138107 is a deficient number, since it is larger than the sum of its proper divisors (15709).

6138107 is a wasteful number, since it uses less digits than its factorization.

6138107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15708.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 6138107 is about 2477.5203329135. The cubic root of 6138107 is about 183.0957027762.

The spelling of 6138107 in words is "six million, one hundred thirty-eight thousand, one hundred seven".

Divisors: 1 401 15307 6138107