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60610549997 is a prime number
BaseRepresentation
bin111000011100101010…
…111001100011101101
312210110001102221220002
4320130222321203231
51443112300044442
643502154234045
74243662113564
oct703452714355
9183401387802
1060610549997
1123783091338
12b8b6425925
13593c0aaa8a
142d0d9c4bdb
15189b156732
hexe1cab98ed

60610549997 has 2 divisors, whose sum is σ = 60610549998. Its totient is φ = 60610549996.

The previous prime is 60610549949. The next prime is 60610550017. The reversal of 60610549997 is 79994501606.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45613853476 + 14996696521 = 213574^2 + 122461^2 .

It is a cyclic number.

It is not a de Polignac number, because 60610549997 - 224 = 60593772781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60610549697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30305274998 + 30305274999.

It is an arithmetic number, because the mean of its divisors is an integer number (30305274999).

Almost surely, 260610549997 is an apocalyptic number.

It is an amenable number.

60610549997 is a deficient number, since it is larger than the sum of its proper divisors (1).

60610549997 is an equidigital number, since it uses as much as digits as its factorization.

60610549997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3674160, while the sum is 56.

The spelling of 60610549997 in words is "sixty billion, six hundred ten million, five hundred forty-nine thousand, nine hundred ninety-seven".