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169412 = 22411033
BaseRepresentation
bin101001010111000100
322121101112
4221113010
520410122
63344152
71303625
oct512704
9277345
10169412
11106311
1282058
135c159
1445a4c
15352e2
hex295c4

169412 has 12 divisors (see below), whose sum is σ = 303996. Its totient is φ = 82560.

The previous prime is 169409. The next prime is 169427. The reversal of 169412 is 214961.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 87616 + 81796 = 296^2 + 286^2 .

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353 + ... + 680.

It is an arithmetic number, because the mean of its divisors is an integer number (25333).

2169412 is an apocalyptic number.

It is an amenable number.

169412 is a deficient number, since it is larger than the sum of its proper divisors (134584).

169412 is a wasteful number, since it uses less digits than its factorization.

169412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078 (or 1076 counting only the distinct ones).

The product of its digits is 432, while the sum is 23.

The square root of 169412 is about 411.5968901729. The cubic root of 169412 is about 55.3326397874.

The spelling of 169412 in words is "one hundred sixty-nine thousand, four hundred twelve".

Divisors: 1 2 4 41 82 164 1033 2066 4132 42353 84706 169412