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17139132 = 2232476087
BaseRepresentation
bin100000101100…
…0010110111100
31012020202110200
41001120112330
513341423012
61411203500
7265452213
oct101302674
935222420
1017139132
11974697a
1258a6590
1337211ca
1423c207a
1517883dc
hex10585bc

17139132 has 18 divisors (see below), whose sum is σ = 43324008. Its totient is φ = 5713032.

The previous prime is 17139127. The next prime is 17139137. The reversal of 17139132 is 23193171.

It is an interprime number because it is at equal distance from previous prime (17139127) and next prime (17139137).

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 17139096 and 17139105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17139137) 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 5 ways as a sum of consecutive naturals, for example, 238008 + ... + 238079.

Almost surely, 217139132 is an apocalyptic number.

17139132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

17139132 is an abundant number, since it is smaller than the sum of its proper divisors (26184876).

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

17139132 is a wasteful number, since it uses less digits than its factorization.

17139132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476097 (or 476092 counting only the distinct ones).

The product of its digits is 1134, while the sum is 27.

The square root of 17139132 is about 4139.9434778750. The cubic root of 17139132 is about 257.8277198508.

It can be divided in two parts, 17139 and 132, that added together give a palindrome (17271).

The spelling of 17139132 in words is "seventeen million, one hundred thirty-nine thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 36 476087 952174 1428261 1904348 2856522 4284783 5713044 8569566 17139132