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166356102 = 231123109589
BaseRepresentation
bin10011110101001…
…10010010000110
3102121000202200010
421322212102012
5320041343402
624301331050
74060001133
oct1172462206
9377022603
10166356102
11859a3890
1247866a86
1328607883
141814558a
15e910a6c
hex9ea6486

166356102 has 32 divisors (see below), whose sum is σ = 378743040. Its totient is φ = 48218720.

The previous prime is 166356097. The next prime is 166356103. The reversal of 166356102 is 201653661.

It is a self number, because there is not a number n which added to its sum of digits gives 166356102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166356103) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 53277 + ... + 56312.

It is an arithmetic number, because the mean of its divisors is an integer number (11835720).

Almost surely, 2166356102 is an apocalyptic number.

166356102 is an abundant number, since it is smaller than the sum of its proper divisors (212386938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166356102 is a wasteful number, since it uses less digits than its factorization.

166356102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109628.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 166356102 is about 12897.9107610496. The cubic root of 166356102 is about 549.9791749691.

The spelling of 166356102 in words is "one hundred sixty-six million, three hundred fifty-six thousand, one hundred two".

Divisors: 1 2 3 6 11 22 23 33 46 66 69 138 253 506 759 1518 109589 219178 328767 657534 1205479 2410958 2520547 3616437 5041094 7232874 7561641 15123282 27726017 55452034 83178051 166356102