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69842241 = 3277914033
BaseRepresentation
bin1000010100110…
…11010101000001
311212102100112200
410022123111001
5120334422431
610532543413
71505435460
oct412332501
9155370480
1069842241
1136473567
121b481b69
1311614a91
1493c09d7
1561e8ee6
hex429b541

69842241 has 24 divisors (see below), whose sum is σ = 116762880. Its totient is φ = 39401856.

The previous prime is 69842183. The next prime is 69842243. The reversal of 69842241 is 14224896.

It is not a de Polignac number, because 69842241 - 26 = 69842177 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 69842196 and 69842205.

It is not an unprimeable number, because it can be changed into a prime (69842243) 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 23 ways as a sum of consecutive naturals, for example, 2040 + ... + 11993.

It is an arithmetic number, because the mean of its divisors is an integer number (4865120).

Almost surely, 269842241 is an apocalyptic number.

It is an amenable number.

69842241 is a deficient number, since it is larger than the sum of its proper divisors (46920639).

69842241 is a wasteful number, since it uses less digits than its factorization.

69842241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14125 (or 14122 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 69842241 is about 8357.1670439210. The cubic root of 69842241 is about 411.8186924145.

The spelling of 69842241 in words is "sixty-nine million, eight hundred forty-two thousand, two hundred forty-one".

Divisors: 1 3 7 9 21 63 79 237 553 711 1659 4977 14033 42099 98231 126297 294693 884079 1108607 3325821 7760249 9977463 23280747 69842241