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69070841 = 722415849
BaseRepresentation
bin1000001110111…
…10111111111001
311210222011101022
410013132333321
5120140231331
610504232225
71466043500
oct407367771
9153864338
1069070841
1135a96a44
121b16b675
1311404928
14925d837
1560e567b
hex41deff9

69070841 has 12 divisors (see below), whose sum is σ = 80694900. Its totient is φ = 58947840.

The previous prime is 69070831. The next prime is 69070843. The reversal of 69070841 is 14807096.

It can be written as a sum of positive squares in 2 ways, for example, as 37945600 + 31125241 = 6160^2 + 5579^2 .

It is not a de Polignac number, because 69070841 - 210 = 69069817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69070843) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8885 + ... + 14733.

It is an arithmetic number, because the mean of its divisors is an integer number (6724575).

Almost surely, 269070841 is an apocalyptic number.

It is an amenable number.

69070841 is a deficient number, since it is larger than the sum of its proper divisors (11624059).

69070841 is a wasteful number, since it uses less digits than its factorization.

69070841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6104 (or 6097 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 69070841 is about 8310.8868961140. The cubic root of 69070841 is about 410.2969116425.

The spelling of 69070841 in words is "sixty-nine million, seventy thousand, eight hundred forty-one".

Divisors: 1 7 49 241 1687 5849 11809 40943 286601 1409609 9867263 69070841