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13150141 = 25152391
BaseRepresentation
bin110010001010…
…011110111101
3220202002121021
4302022132331
511331301031
61145504141
7216526414
oct62123675
926662537
1013150141
117471994
1244a2051
132955664
141a6447b
15124b511
hexc8a7bd

13150141 has 4 divisors (see below), whose sum is σ = 13202784. Its totient is φ = 13097500.

The previous prime is 13150139. The next prime is 13150171. The reversal of 13150141 is 14105131.

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 not a de Polignac number, because 13150141 - 21 = 13150139 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 (13150171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25945 + ... + 26446.

It is an arithmetic number, because the mean of its divisors is an integer number (3300696).

Almost surely, 213150141 is an apocalyptic number.

It is an amenable number.

13150141 is a deficient number, since it is larger than the sum of its proper divisors (52643).

13150141 is an equidigital number, since it uses as much as digits as its factorization.

13150141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52642.

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

The square root of 13150141 is about 3626.3123141837. The cubic root of 13150141 is about 236.0352157063.

Adding to 13150141 its reverse (14105131), we get a palindrome (27255272).

The spelling of 13150141 in words is "thirteen million, one hundred fifty thousand, one hundred forty-one".

Divisors: 1 251 52391 13150141