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3053006405 = 5610601281
BaseRepresentation
bin1011010111111001…
…0010111001000101
321212202202210110022
42311332102321011
522223032201110
61222540304525
7135441061211
oct26576227105
97782683408
103053006405
111327384999
12712542145
13398683187
1420d683941
1512d064755
hexb5f92e45

3053006405 has 4 divisors (see below), whose sum is σ = 3663607692. Its totient is φ = 2442405120.

The previous prime is 3053006377. The next prime is 3053006413. The reversal of 3053006405 is 5046003503.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1731974689 + 1321031716 = 41617^2 + 36346^2 .

It is a de Polignac number, because none of the positive numbers 2k-3053006405 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305300636 + ... + 305300645.

It is an arithmetic number, because the mean of its divisors is an integer number (915901923).

Almost surely, 23053006405 is an apocalyptic number.

It is an amenable number.

3053006405 is a deficient number, since it is larger than the sum of its proper divisors (610601287).

3053006405 is an equidigital number, since it uses as much as digits as its factorization.

3053006405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610601286.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 3053006405 is about 55254.0170937824. The cubic root of 3053006405 is about 1450.6943016610.

Adding to 3053006405 its reverse (5046003503), we get a palindrome (8099009908).

The spelling of 3053006405 in words is "three billion, fifty-three million, six thousand, four hundred five".

Divisors: 1 5 610601281 3053006405