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169107741 = 32111708159
BaseRepresentation
bin10100001010001…
…10000100011101
3102210012120012200
422011012010131
5321242421431
624440322113
74122251325
oct1205060435
9383176180
10169107741
1187503170
1248773339
132905c16a
1418660285
15eca5ee6
hexa14611d

169107741 has 12 divisors (see below), whose sum is σ = 266472960. Its totient is φ = 102489480.

The previous prime is 169107727. The next prime is 169107749. The reversal of 169107741 is 147701961.

It is not a de Polignac number, because 169107741 - 25 = 169107709 is a prime.

It is a super-2 number, since 2×1691077412 = 57194856132246162, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 169107696 and 169107705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (169107749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 853981 + ... + 854178.

It is an arithmetic number, because the mean of its divisors is an integer number (22206080).

Almost surely, 2169107741 is an apocalyptic number.

169107741 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

169107741 is a deficient number, since it is larger than the sum of its proper divisors (97365219).

169107741 is a wasteful number, since it uses less digits than its factorization.

169107741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1708176 (or 1708173 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The square root of 169107741 is about 13004.1432243728. The cubic root of 169107741 is about 552.9949466907.

The spelling of 169107741 in words is "one hundred sixty-nine million, one hundred seven thousand, seven hundred forty-one".

Divisors: 1 3 9 11 33 99 1708159 5124477 15373431 18789749 56369247 169107741