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69040701 = 332557063
BaseRepresentation
bin1000001110101…
…11101000111101
311210220122001000
410013113220331
5120133300301
610503440513
71465556562
oct407275075
9153818030
1069040701
1135a76334
121b156139
13113c3cb2
149252869
1560db786
hex41d7a3d

69040701 has 8 divisors (see below), whose sum is σ = 102282560. Its totient is φ = 46027116.

The previous prime is 69040691. The next prime is 69040717. The reversal of 69040701 is 10704096.

It is not a de Polignac number, because 69040701 - 25 = 69040669 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 2557063 = 69040701 / (6 + 9 + 0 + 4 + 0 + 7 + 0 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69040721) 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, 1278505 + ... + 1278558.

It is an arithmetic number, because the mean of its divisors is an integer number (12785320).

Almost surely, 269040701 is an apocalyptic number.

It is an amenable number.

69040701 is a deficient number, since it is larger than the sum of its proper divisors (33241859).

69040701 is a wasteful number, since it uses less digits than its factorization.

69040701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2557072 (or 2557066 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 69040701 is about 8309.0734140456. The cubic root of 69040701 is about 410.2372234156.

Adding to 69040701 its reverse (10704096), we get a palindrome (79744797).

The spelling of 69040701 in words is "sixty-nine million, forty thousand, seven hundred one".

Divisors: 1 3 9 27 2557063 7671189 23013567 69040701