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8030401 = 53151517
BaseRepresentation
bin11110101000100011000001
3120002222122021
4132220203001
54023433101
6444041441
7125154151
oct36504301
916088567
108030401
1145953a5
122833281
131882222
1410d0761
15a895a1
hex7a88c1

8030401 has 4 divisors (see below), whose sum is σ = 8181972. Its totient is φ = 7878832.

The previous prime is 8030387. The next prime is 8030411. The reversal of 8030401 is 1040308.

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 7263025 + 767376 = 2695^2 + 876^2 .

It is a cyclic number.

It is not a de Polignac number, because 8030401 - 219 = 7506113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8030411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75706 + ... + 75811.

It is an arithmetic number, because the mean of its divisors is an integer number (2045493).

Almost surely, 28030401 is an apocalyptic number.

It is an amenable number.

8030401 is a deficient number, since it is larger than the sum of its proper divisors (151571).

8030401 is a wasteful number, since it uses less digits than its factorization.

8030401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151570.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 8030401 is about 2833.7962170911. The cubic root of 8030401 is about 200.2530214325.

Adding to 8030401 its reverse (1040308), we get a palindrome (9070709).

The spelling of 8030401 in words is "eight million, thirty thousand, four hundred one".

Divisors: 1 53 151517 8030401