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69416 = 238677
BaseRepresentation
bin10000111100101000
310112012222
4100330220
54210131
61253212
7406244
oct207450
9115188
1069416
1148176
1234208
1325799
141b424
151587b
hex10f28

69416 has 8 divisors (see below), whose sum is σ = 130170. Its totient is φ = 34704.

The previous prime is 69403. The next prime is 69427. The reversal of 69416 is 61496.

It can be written as a sum of positive squares in only one way, i.e., 64516 + 4900 = 254^2 + 70^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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

It is a plaindrome in base 13.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4331 + ... + 4346.

269416 is an apocalyptic number.

It is an amenable number.

69416 is a deficient number, since it is larger than the sum of its proper divisors (60754).

69416 is a wasteful number, since it uses less digits than its factorization.

69416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8683 (or 8679 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 69416 is about 263.4691632810. The cubic root of 69416 is about 41.0979218032.

The spelling of 69416 in words is "sixty-nine thousand, four hundred sixteen".

Divisors: 1 2 4 8 8677 17354 34708 69416