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99927001 is a prime number
BaseRepresentation
bin1011111010011…
…00001111011001
320222000211002001
411331030033121
5201040131001
613525441001
72322236236
oct575141731
9228024061
1099927001
11514516a9
1229570161
1317919505
14d3b278d
158b8d001
hex5f4c3d9

99927001 has 2 divisors, whose sum is σ = 99927002. Its totient is φ = 99927000.

The previous prime is 99926993. The next prime is 99927007. The reversal of 99927001 is 10072999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94070601 + 5856400 = 9699^2 + 2420^2 .

It is an emirp because it is prime and its reverse (10072999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99927001 - 23 = 99926993 is a prime.

It is not a weakly prime, because it can be changed into another prime (99927007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49963500 + 49963501.

It is an arithmetic number, because the mean of its divisors is an integer number (49963501).

Almost surely, 299927001 is an apocalyptic number.

It is an amenable number.

99927001 is a deficient number, since it is larger than the sum of its proper divisors (1).

99927001 is an equidigital number, since it uses as much as digits as its factorization.

99927001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206, while the sum is 37.

The square root of 99927001 is about 9996.3493836500. The cubic root of 99927001 is about 464.0459120864.

The spelling of 99927001 in words is "ninety-nine million, nine hundred twenty-seven thousand, one".