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107869811 = 7174122109
BaseRepresentation
bin1100110110111…
…11011001110011
321111222100120012
412123133121303
5210103313221
614412005135
72446610150
oct633373163
9244870505
10107869811
1155987205
12301607ab
131946a8ba
141047d227
15970b65b
hex66df673

107869811 has 16 divisors (see below), whose sum is σ = 133721280. Its totient is φ = 84894720.

The previous prime is 107869753. The next prime is 107869819. The reversal of 107869811 is 118968701.

It is a cyclic number.

It is not a de Polignac number, because 107869811 - 218 = 107607667 is a prime.

It is a super-2 number, since 2×1078698112 = 23271792250351442, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (107869819) 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, 6176 + ... + 15933.

It is an arithmetic number, because the mean of its divisors is an integer number (8357580).

Almost surely, 2107869811 is an apocalyptic number.

107869811 is a deficient number, since it is larger than the sum of its proper divisors (25851469).

107869811 is a wasteful number, since it uses less digits than its factorization.

107869811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22174.

The product of its (nonzero) digits is 24192, while the sum is 41.

The square root of 107869811 is about 10386.0392354352. The cubic root of 107869811 is about 476.0288848018.

The spelling of 107869811 in words is "one hundred seven million, eight hundred sixty-nine thousand, eight hundred eleven".

Divisors: 1 7 17 41 119 287 697 4879 22109 154763 375853 906469 2630971 6345283 15409973 107869811