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69040401 = 3113203659
BaseRepresentation
bin1000001110101…
…11100100010001
311210220121121220
410013113210101
5120133243101
610503435253
71465555653
oct407274421
9153817556
1069040401
1135a76091
121b155b29
13113c3b11
1492526d3
1560db636
hex41d7911

69040401 has 8 divisors (see below), whose sum is σ = 92868960. Its totient is φ = 45619392.

The previous prime is 69040399. The next prime is 69040481. The reversal of 69040401 is 10404096.

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

It is not a de Polignac number, because 69040401 - 21 = 69040399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (69040481) 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, 101491 + ... + 102168.

It is an arithmetic number, because the mean of its divisors is an integer number (11608620).

Almost surely, 269040401 is an apocalyptic number.

It is an amenable number.

69040401 is a deficient number, since it is larger than the sum of its proper divisors (23828559).

69040401 is a wasteful number, since it uses less digits than its factorization.

69040401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203775.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 69040401 is about 8309.0553614716. The cubic root of 69040401 is about 410.2366292185.

Adding to 69040401 its reverse (10404096), we get a palindrome (79444497).

The spelling of 69040401 in words is "sixty-nine million, forty thousand, four hundred one".

Divisors: 1 3 113 339 203659 610977 23013467 69040401