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106999771 is a prime number
BaseRepresentation
bin1100110000010…
…10111111011011
321110100011002111
412120022333123
5204342443041
614341213151
72436324454
oct630127733
9243304074
10106999771
115544256a
122ba011b7
1319224898
14102d412b
1595d8981
hex660afdb

106999771 has 2 divisors, whose sum is σ = 106999772. Its totient is φ = 106999770.

The previous prime is 106999757. The next prime is 106999787. The reversal of 106999771 is 177999601.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106999771 - 27 = 106999643 is a prime.

It is a super-2 number, since 2×1069997712 = 22897901988104882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106999471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53499885 + 53499886.

It is an arithmetic number, because the mean of its divisors is an integer number (53499886).

Almost surely, 2106999771 is an apocalyptic number.

106999771 is a deficient number, since it is larger than the sum of its proper divisors (1).

106999771 is an equidigital number, since it uses as much as digits as its factorization.

106999771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 214326, while the sum is 49.

The square root of 106999771 is about 10344.0693636499. The cubic root of 106999771 is about 474.7456011704.

The spelling of 106999771 in words is "one hundred six million, nine hundred ninety-nine thousand, seven hundred seventy-one".