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6123130187 is a prime number
BaseRepresentation
bin1011011001111011…
…11000110101001011
3120210201202020112112
411230331320311023
5100020010131222
62451331532535
7304510514336
oct55475706513
916721666475
106123130187
112662390379
12122a75a14b
1376774a675
1442130161d
1525c85abe2
hex16cf78d4b

6123130187 has 2 divisors, whose sum is σ = 6123130188. Its totient is φ = 6123130186.

The previous prime is 6123130177. The next prime is 6123130213. The reversal of 6123130187 is 7810313216.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6123130187 - 214 = 6123113803 is a prime.

It is not a weakly prime, because it can be changed into another prime (6123130147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3061565093 + 3061565094.

It is an arithmetic number, because the mean of its divisors is an integer number (3061565094).

Almost surely, 26123130187 is an apocalyptic number.

6123130187 is a deficient number, since it is larger than the sum of its proper divisors (1).

6123130187 is an equidigital number, since it uses as much as digits as its factorization.

6123130187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 6123130187 is about 78250.4325035971. The cubic root of 6123130187 is about 1829.4666532765.

The spelling of 6123130187 in words is "six billion, one hundred twenty-three million, one hundred thirty thousand, one hundred eighty-seven".