Search a number
-
+
13915101 = 343269401
BaseRepresentation
bin110101000101…
…001111011101
3222011221221010
4311011033131
512030240401
61214125433
7226163544
oct65051735
928157833
1013915101
117944692
1247b0879
132b628b5
141bc315b
15134ced6
hexd453dd

13915101 has 16 divisors (see below), whose sum is σ = 19103040. Its totient is φ = 9004800.

The previous prime is 13915081. The next prime is 13915117. The reversal of 13915101 is 10151931.

It is not a de Polignac number, because 13915101 - 213 = 13906909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13915141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34501 + ... + 34901.

It is an arithmetic number, because the mean of its divisors is an integer number (1193940).

Almost surely, 213915101 is an apocalyptic number.

It is an amenable number.

13915101 is a deficient number, since it is larger than the sum of its proper divisors (5187939).

13915101 is a wasteful number, since it uses less digits than its factorization.

13915101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716.

The product of its (nonzero) digits is 135, while the sum is 21.

The square root of 13915101 is about 3730.2950285467. The cubic root of 13915101 is about 240.5260509785.

The spelling of 13915101 in words is "thirteen million, nine hundred fifteen thousand, one hundred one".

Divisors: 1 3 43 129 269 401 807 1203 11567 17243 34701 51729 107869 323607 4638367 13915101