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63102101 is a prime number
BaseRepresentation
bin1111000010110…
…1110010010101
311101201220210212
43300231302111
5112123231401
610132255205
71364234066
oct360556225
9141656725
1063102101
113268a5a7
1219171505
13100c4c2a
14854856d
155816dbb
hex3c2dc95

63102101 has 2 divisors, whose sum is σ = 63102102. Its totient is φ = 63102100.

The previous prime is 63102071. The next prime is 63102139. The reversal of 63102101 is 10120136.

Adding to 63102101 its reverse (10120136), we get a palindrome (73222237).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48094225 + 15007876 = 6935^2 + 3874^2 .

It is a cyclic number.

It is not a de Polignac number, because 63102101 - 26 = 63102037 is a prime.

It is a super-2 number, since 2×631021012 = 7963750301228402, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63102191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31551050 + 31551051.

It is an arithmetic number, because the mean of its divisors is an integer number (31551051).

Almost surely, 263102101 is an apocalyptic number.

It is an amenable number.

63102101 is a deficient number, since it is larger than the sum of its proper divisors (1).

63102101 is an equidigital number, since it uses as much as digits as its factorization.

63102101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 63102101 is about 7943.6830878378. The cubic root of 63102101 is about 398.1205601789.

The spelling of 63102101 in words is "sixty-three million, one hundred two thousand, one hundred one".