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10187317 = 72934967
BaseRepresentation
bin100110110111…
…001000110101
3201011120101001
4212313020311
510101443232
61002203301
7152406430
oct46671065
921146331
1010187317
115828978
1234b3531
132158bca
1414d2817
15d636e7
hex9b7235

10187317 has 8 divisors (see below), whose sum is σ = 11684736. Its totient is φ = 8700432.

The previous prime is 10187269. The next prime is 10187327. The reversal of 10187317 is 71378101.

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 10187317 - 211 = 10185269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10187327) 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, 433 + ... + 4534.

It is an arithmetic number, because the mean of its divisors is an integer number (1460592).

Almost surely, 210187317 is an apocalyptic number.

It is an amenable number.

10187317 is a deficient number, since it is larger than the sum of its proper divisors (1497419).

10187317 is an equidigital number, since it uses as much as digits as its factorization.

10187317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5267.

The product of its (nonzero) digits is 1176, while the sum is 28.

The square root of 10187317 is about 3191.7576662397. The cubic root of 10187317 is about 216.7803634693.

The spelling of 10187317 in words is "ten million, one hundred eighty-seven thousand, three hundred seventeen".

Divisors: 1 7 293 2051 4967 34769 1455331 10187317