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13414141 = 135319469
BaseRepresentation
bin110011001010…
…111011111101
3221020111202001
4303022323331
511413223031
61155302301
7222006166
oct63127375
927214661
1013414141
117632274
1245aa991
132a18880
141ad276d
15129e861
hexccaefd

13414141 has 8 divisors (see below), whose sum is σ = 14719320. Its totient is φ = 12148032.

The previous prime is 13414127. The next prime is 13414157. The reversal of 13414141 is 14141431.

13414141 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 783225 + 12630916 = 885^2 + 3554^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13414141 - 25 = 13414109 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 (13424141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9046 + ... + 10423.

It is an arithmetic number, because the mean of its divisors is an integer number (1839915).

Almost surely, 213414141 is an apocalyptic number.

It is an amenable number.

13414141 is a deficient number, since it is larger than the sum of its proper divisors (1305179).

13414141 is a wasteful number, since it uses less digits than its factorization.

13414141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19535.

The product of its digits is 192, while the sum is 19.

The square root of 13414141 is about 3662.5320476414. The cubic root of 13414141 is about 237.6042962054.

Adding to 13414141 its reverse (14141431), we get a palindrome (27555572).

The spelling of 13414141 in words is "thirteen million, four hundred fourteen thousand, one hundred forty-one".

Divisors: 1 13 53 689 19469 253097 1031857 13414141