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107122205 = 531691111
BaseRepresentation
bin1100110001010…
…00111000011101
321110120101001002
412120220320131
5204410402310
614344000045
72440344431
oct630507035
9243511032
10107122205
1155516553
122ba60025
1319268528
14103269c1
15960eda5
hex6628e1d

107122205 has 8 divisors (see below), whose sum is σ = 132693504. Its totient is φ = 82933200.

The previous prime is 107122193. The next prime is 107122231. The reversal of 107122205 is 502221701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 107122205 - 24 = 107122189 is a prime.

It is a super-2 number, since 2×1071222052 = 22950333608124050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345401 + ... + 345710.

It is an arithmetic number, because the mean of its divisors is an integer number (16586688).

Almost surely, 2107122205 is an apocalyptic number.

It is an amenable number.

107122205 is a deficient number, since it is larger than the sum of its proper divisors (25571299).

107122205 is an equidigital number, since it uses as much as digits as its factorization.

107122205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691147.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 107122205 is about 10349.9857487825. The cubic root of 107122205 is about 474.9266073125.

Adding to 107122205 its reverse (502221701), we get a palindrome (609343906).

The spelling of 107122205 in words is "one hundred seven million, one hundred twenty-two thousand, two hundred five".

Divisors: 1 5 31 155 691111 3455555 21424441 107122205