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106771117 = 831286399
BaseRepresentation
bin1100101110100…
…11001010101101
321102220112102211
412113103022231
5204313133432
614332250421
72434353025
oct627231255
9242815384
10106771117
11552a67a2
122b910a11
131917479b
1410274a85
159590d47
hex65d32ad

106771117 has 4 divisors (see below), whose sum is σ = 108057600. Its totient is φ = 105484636.

The previous prime is 106771111. The next prime is 106771121. The reversal of 106771117 is 711177601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 711177601 = 2617271753.

It is a cyclic number.

It is not a de Polignac number, because 106771117 - 23 = 106771109 is a prime.

It is a super-2 number, since 2×1067711172 = 22800142850855378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106771111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643117 + ... + 643282.

It is an arithmetic number, because the mean of its divisors is an integer number (27014400).

Almost surely, 2106771117 is an apocalyptic number.

It is an amenable number.

106771117 is a deficient number, since it is larger than the sum of its proper divisors (1286483).

106771117 is an equidigital number, since it uses as much as digits as its factorization.

106771117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286482.

The product of its (nonzero) digits is 2058, while the sum is 31.

The square root of 106771117 is about 10333.0110326081. The cubic root of 106771117 is about 474.4071895532.

The spelling of 106771117 in words is "one hundred six million, seven hundred seventy-one thousand, one hundred seventeen".

Divisors: 1 83 1286399 106771117