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15013141 = 1113104987
BaseRepresentation
bin111001010001…
…010100010101
31001020202011021
4321101110111
512320410031
61253441141
7241416043
oct71212425
931222137
1015013141
118524660
1250401b1
133158620
141dcb393
1514b8511
hexe51515

15013141 has 8 divisors (see below), whose sum is σ = 17637984. Its totient is φ = 12598320.

The previous prime is 15013139. The next prime is 15013153. The reversal of 15013141 is 14131051.

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 15013141 - 21 = 15013139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15013111) 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 7 ways as a sum of consecutive naturals, for example, 52351 + ... + 52636.

It is an arithmetic number, because the mean of its divisors is an integer number (2204748).

Almost surely, 215013141 is an apocalyptic number.

15013141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

15013141 is a deficient number, since it is larger than the sum of its proper divisors (2624843).

15013141 is a wasteful number, since it uses less digits than its factorization.

15013141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105011.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 15013141 is about 3874.6794706143. The cubic root of 15013141 is about 246.6932052852.

Adding to 15013141 its reverse (14131051), we get a palindrome (29144192).

The spelling of 15013141 in words is "fifteen million, thirteen thousand, one hundred forty-one".

Divisors: 1 11 13 143 104987 1154857 1364831 15013141