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69414061 = 79878659
BaseRepresentation
bin1000010001100…
…10110010101101
311211121121012011
410020302302231
5120232222221
610515441221
71502003233
oct410626255
9154547164
1069414061
11362008a2
121b2b6211
13114c4c12
14930c953
1561621e1
hex4232cad

69414061 has 4 divisors (see below), whose sum is σ = 70292800. Its totient is φ = 68535324.

The previous prime is 69414019. The next prime is 69414067. The reversal of 69414061 is 16041496.

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 69414061 - 27 = 69413933 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 (69414067) 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, 439251 + ... + 439408.

It is an arithmetic number, because the mean of its divisors is an integer number (17573200).

Almost surely, 269414061 is an apocalyptic number.

It is an amenable number.

69414061 is a deficient number, since it is larger than the sum of its proper divisors (878739).

69414061 is an equidigital number, since it uses as much as digits as its factorization.

69414061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878738.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 69414061 is about 8331.5101272218. The cubic root of 69414061 is about 410.9753913631.

The spelling of 69414061 in words is "sixty-nine million, four hundred fourteen thousand, sixty-one".

Divisors: 1 79 878659 69414061