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107944771 = 11109197457
BaseRepresentation
bin1100110111100…
…01101101000011
321112010011101111
412123301231003
5210113213041
614413344151
72450341534
oct633615503
9245104344
10107944771
1155a28560
1230198057
1319495a5c
141049c68b
159723981
hex66f1b43

107944771 has 16 divisors (see below), whose sum is σ = 119702880. Its totient is φ = 96526080.

The previous prime is 107944769. The next prime is 107944783. The reversal of 107944771 is 177449701.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 107944771 - 21 = 107944769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (107944751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235975 + ... + 236431.

It is an arithmetic number, because the mean of its divisors is an integer number (7481430).

Almost surely, 2107944771 is an apocalyptic number.

107944771 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

107944771 is a deficient number, since it is larger than the sum of its proper divisors (11758109).

107944771 is a wasteful number, since it uses less digits than its factorization.

107944771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774.

The product of its (nonzero) digits is 49392, while the sum is 40.

The square root of 107944771 is about 10389.6472991146. The cubic root of 107944771 is about 476.1391252930.

The spelling of 107944771 in words is "one hundred seven million, nine hundred forty-four thousand, seven hundred seventy-one".

Divisors: 1 11 109 197 457 1199 2167 5027 21473 49813 90029 236203 547943 990319 9813161 107944771