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68652151 is a prime number
BaseRepresentation
bin1000001011110…
…00110001110111
311210011220001021
410011320301313
5120033332101
610451242011
71462351021
oct405706167
9153156037
1068652151
1135830417
121aba9307
13112b9199
149191011
1560615a1
hex4178c77

68652151 has 2 divisors, whose sum is σ = 68652152. Its totient is φ = 68652150.

The previous prime is 68652127. The next prime is 68652167. The reversal of 68652151 is 15125686.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68652151 - 211 = 68650103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68656151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34326075 + 34326076.

It is an arithmetic number, because the mean of its divisors is an integer number (34326076).

Almost surely, 268652151 is an apocalyptic number.

68652151 is a deficient number, since it is larger than the sum of its proper divisors (1).

68652151 is an equidigital number, since it uses as much as digits as its factorization.

68652151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 34.

The square root of 68652151 is about 8285.6593581923. The cubic root of 68652151 is about 409.4661920732.

The spelling of 68652151 in words is "sixty-eight million, six hundred fifty-two thousand, one hundred fifty-one".