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6968413 = 16342751
BaseRepresentation
bin11010100101010001011101
3111010000212101
4122211101131
53240442123
6405205101
7113142034
oct32452135
914100771
106968413
113a2a521
122400791
13159ca2a
14cd571b
15929aad
hex6a545d

6968413 has 4 divisors (see below), whose sum is σ = 7011328. Its totient is φ = 6925500.

The previous prime is 6968407. The next prime is 6968417. The reversal of 6968413 is 3148696.

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 6968413 - 221 = 4871261 is a prime.

It is a Duffinian number.

6968413 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6968417) 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, 21213 + ... + 21538.

It is an arithmetic number, because the mean of its divisors is an integer number (1752832).

Almost surely, 26968413 is an apocalyptic number.

It is an amenable number.

6968413 is a deficient number, since it is larger than the sum of its proper divisors (42915).

6968413 is a wasteful number, since it uses less digits than its factorization.

6968413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42914.

The product of its digits is 31104, while the sum is 37.

The square root of 6968413 is about 2639.7751798212. The cubic root of 6968413 is about 191.0049522212.

It can be divided in two parts, 6968 and 413, that added together give a triangular number (7381 = T121).

The spelling of 6968413 in words is "six million, nine hundred sixty-eight thousand, four hundred thirteen".

Divisors: 1 163 42751 6968413