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17230397 = 192513613
BaseRepresentation
bin100000110111…
…0101000111101
31012102101122212
41001232220331
513402333042
61413150205
7266312252
oct101565075
935371585
1017230397
1197a94a8
12592b365
133753902
142407429
1517a5482
hex106ea3d

17230397 has 8 divisors (see below), whose sum is σ = 18214560. Its totient is φ = 16254000.

The previous prime is 17230387. The next prime is 17230399. The reversal of 17230397 is 79303271.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 17230397 - 212 = 17226301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17230399) 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 7 ways as a sum of consecutive naturals, for example, 2963 + ... + 6575.

It is an arithmetic number, because the mean of its divisors is an integer number (2276820).

Almost surely, 217230397 is an apocalyptic number.

It is an amenable number.

17230397 is a deficient number, since it is larger than the sum of its proper divisors (984163).

17230397 is a wasteful number, since it uses less digits than its factorization.

17230397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3883.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 17230397 is about 4150.9513367420. The cubic root of 17230397 is about 258.2845497431.

The spelling of 17230397 in words is "seventeen million, two hundred thirty thousand, three hundred ninety-seven".

Divisors: 1 19 251 3613 4769 68647 906863 17230397