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51012203150009 is a prime number
BaseRepresentation
bin10111001100101001101000…
…01111110111101010111001
320200121201102010221221101202
423212110310033313222321
523141240443001300014
6300254403235423545
713513336643301023
oct1346246417675271
9220551363857352
1051012203150009
111528817687a222
12587a60b754bb5
132260578c7132a
14c8500a631013
155d6e278c43de
hex2e65343f7ab9

51012203150009 has 2 divisors, whose sum is σ = 51012203150010. Its totient is φ = 51012203150008.

The previous prime is 51012203149993. The next prime is 51012203150033. The reversal of 51012203150009 is 90005130221015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35179762150009 + 15832441000000 = 5931253^2 + 3979000^2 .

It is a cyclic number.

It is not a de Polignac number, because 51012203150009 - 24 = 51012203149993 is a prime.

It is not a weakly prime, because it can be changed into another prime (51012203150039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25506101575004 + 25506101575005.

It is an arithmetic number, because the mean of its divisors is an integer number (25506101575005).

Almost surely, 251012203150009 is an apocalyptic number.

It is an amenable number.

51012203150009 is a deficient number, since it is larger than the sum of its proper divisors (1).

51012203150009 is an equidigital number, since it uses as much as digits as its factorization.

51012203150009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 29.

The spelling of 51012203150009 in words is "fifty-one trillion, twelve billion, two hundred three million, one hundred fifty thousand, nine".