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69841941 = 3131790819
BaseRepresentation
bin1000010100110…
…11010000010101
311212102100010120
410022123100111
5120334420231
610532542153
71505434551
oct412332025
9155370116
1069841941
1136473314
121b481959
13116148c0
1493c0861
1561e8d96
hex429b415

69841941 has 8 divisors (see below), whose sum is σ = 100285920. Its totient is φ = 42979632.

The previous prime is 69841913. The next prime is 69841951. The reversal of 69841941 is 14914896.

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

It is not a de Polignac number, because 69841941 - 25 = 69841909 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 69841893 and 69841902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69841951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 895371 + ... + 895448.

It is an arithmetic number, because the mean of its divisors is an integer number (12535740).

Almost surely, 269841941 is an apocalyptic number.

It is an amenable number.

69841941 is a deficient number, since it is larger than the sum of its proper divisors (30443979).

69841941 is a wasteful number, since it uses less digits than its factorization.

69841941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790835.

The product of its digits is 62208, while the sum is 42.

The square root of 69841941 is about 8357.1490952358. The cubic root of 69841941 is about 411.8181027724.

The spelling of 69841941 in words is "sixty-nine million, eight hundred forty-one thousand, nine hundred forty-one".

Divisors: 1 3 13 39 1790819 5372457 23280647 69841941