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69419161 = 740924247
BaseRepresentation
bin1000010001101…
…00000010011001
311211121212012001
410020310002121
5120232403121
610515521001
71502024140
oct410640231
9154555161
1069419161
1136204709
121b2b9161
13114c7336
149310757
156163991
hex4234099

69419161 has 8 divisors (see below), whose sum is σ = 79533440. Its totient is φ = 59354208.

The previous prime is 69419153. The next prime is 69419183. The reversal of 69419161 is 16191496.

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

It is a cyclic number.

It is not a de Polignac number, because 69419161 - 23 = 69419153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 69419161.

It is not an unprimeable number, because it can be changed into a prime (69419101) 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, 9261 + ... + 14986.

It is an arithmetic number, because the mean of its divisors is an integer number (9941680).

Almost surely, 269419161 is an apocalyptic number.

It is an amenable number.

69419161 is a deficient number, since it is larger than the sum of its proper divisors (10114279).

69419161 is a wasteful number, since it uses less digits than its factorization.

69419161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24663.

The product of its digits is 11664, while the sum is 37.

The square root of 69419161 is about 8331.8161885630. The cubic root of 69419161 is about 410.9854561979.

The spelling of 69419161 in words is "sixty-nine million, four hundred nineteen thousand, one hundred sixty-one".

Divisors: 1 7 409 2863 24247 169729 9917023 69419161