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107065855 = 5131986693
BaseRepresentation
bin1100110000110…
…11000111111111
321110110111202001
412120123013333
5204402101410
614342443131
72440021231
oct630330777
9243414661
10107065855
1155488186
122ba334a7
13192489a0
1410310251
1595ed33a
hex661b1ff

107065855 has 16 divisors (see below), whose sum is σ = 145645920. Its totient is φ = 74901888.

The previous prime is 107065853. The next prime is 107065873. The reversal of 107065855 is 558560701.

It is a cyclic number.

It is not a de Polignac number, because 107065855 - 21 = 107065853 is a prime.

It is a super-2 number, since 2×1070658552 = 22926194613762050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107065853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42112 + ... + 44581.

It is an arithmetic number, because the mean of its divisors is an integer number (9102870).

Almost surely, 2107065855 is an apocalyptic number.

107065855 is a deficient number, since it is larger than the sum of its proper divisors (38580065).

107065855 is a wasteful number, since it uses less digits than its factorization.

107065855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86730.

The product of its (nonzero) digits is 42000, while the sum is 37.

The square root of 107065855 is about 10347.2631647214. The cubic root of 107065855 is about 474.8433167433.

It can be divided in two parts, 10706 and 5855, that added together give a palindrome (16561).

The spelling of 107065855 in words is "one hundred seven million, sixty-five thousand, eight hundred fifty-five".

Divisors: 1 5 13 19 65 95 247 1235 86693 433465 1127009 1647167 5635045 8235835 21413171 107065855