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15132001 = 37439511
BaseRepresentation
bin111001101110…
…010101100001
31001110210012111
4321232111201
512333211001
61300155321
7242422423
oct71562541
931423174
1015132001
1185a5995
125098b41
13319a761
14201c813
1514dd851
hexe6e561

15132001 has 8 divisors (see below), whose sum is σ = 15904064. Its totient is φ = 14379120.

The previous prime is 15131983. The next prime is 15132031. The reversal of 15132001 is 10023151.

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 15132001 - 215 = 15099233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15132031) 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, 3165 + ... + 6346.

It is an arithmetic number, because the mean of its divisors is an integer number (1988008).

Almost surely, 215132001 is an apocalyptic number.

It is an amenable number.

15132001 is a deficient number, since it is larger than the sum of its proper divisors (772063).

15132001 is an equidigital number, since it uses as much as digits as its factorization.

15132001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9591.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 15132001 is about 3889.9872750435. The cubic root of 15132001 is about 247.3425233655.

Adding to 15132001 its reverse (10023151), we get a palindrome (25155152).

The spelling of 15132001 in words is "fifteen million, one hundred thirty-two thousand, one".

Divisors: 1 37 43 1591 9511 351907 408973 15132001