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15029201 = 111366291
BaseRepresentation
bin111001010101…
…001111010001
31001021120012002
4321111033101
512321413301
61254043345
7241513625
oct71251721
931246162
1015029201
118535730
125049555
133162a25
141dd3185
1514bd16b
hexe553d1

15029201 has 4 divisors (see below), whose sum is σ = 16395504. Its totient is φ = 13662900.

The previous prime is 15029153. The next prime is 15029219. The reversal of 15029201 is 10292051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-15029201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (15029251) 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 3 ways as a sum of consecutive naturals, for example, 683135 + ... + 683156.

It is an arithmetic number, because the mean of its divisors is an integer number (4098876).

Almost surely, 215029201 is an apocalyptic number.

15029201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

15029201 is a deficient number, since it is larger than the sum of its proper divisors (1366303).

15029201 is a wasteful number, since it uses less digits than its factorization.

15029201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366302.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 15029201 is about 3876.7513461660. The cubic root of 15029201 is about 246.7811389383.

The spelling of 15029201 in words is "fifteen million, twenty-nine thousand, two hundred one".

Divisors: 1 11 1366291 15029201