Search a number
-
+
10419913 = 71488559
BaseRepresentation
bin100111101111…
…111011001001
3201121101102201
4213233323021
510131414123
61011200201
7154365520
oct47577311
921541381
1010419913
1159776a9
1235a6061
13220aa3a
1415534b7
15dac5ad
hex9efec9

10419913 has 4 divisors (see below), whose sum is σ = 11908480. Its totient is φ = 8931348.

The previous prime is 10419911. The next prime is 10419917. The reversal of 10419913 is 31991401.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31991401 = 132460877.

It is a cyclic number.

It is not a de Polignac number, because 10419913 - 21 = 10419911 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10419911) 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, 744273 + ... + 744286.

It is an arithmetic number, because the mean of its divisors is an integer number (2977120).

Almost surely, 210419913 is an apocalyptic number.

It is an amenable number.

10419913 is a deficient number, since it is larger than the sum of its proper divisors (1488567).

10419913 is an equidigital number, since it uses as much as digits as its factorization.

10419913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488566.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 10419913 is about 3227.9890024596. The cubic root of 10419913 is about 218.4178012947.

The spelling of 10419913 in words is "ten million, four hundred nineteen thousand, nine hundred thirteen".

Divisors: 1 7 1488559 10419913