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8230061 = 71175723
BaseRepresentation
bin11111011001010010101101
3120111010112002
4133121102231
54101330221
6452222045
7126645230
oct37312255
916433462
108230061
114711404
12290a925
131922078
141143417
15ac880b
hex7d94ad

8230061 has 4 divisors (see below), whose sum is σ = 9405792. Its totient is φ = 7054332.

The previous prime is 8230049. The next prime is 8230063. The reversal of 8230061 is 1600328.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8230061 - 214 = 8213677 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8230063) 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, 587855 + ... + 587868.

It is an arithmetic number, because the mean of its divisors is an integer number (2351448).

Almost surely, 28230061 is an apocalyptic number.

It is an amenable number.

8230061 is a deficient number, since it is larger than the sum of its proper divisors (1175731).

8230061 is a wasteful number, since it uses less digits than its factorization.

8230061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175730.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 8230061 is about 2868.8082891682. The cubic root of 8230061 is about 201.8990852993.

Adding to 8230061 its reverse (1600328), we get a palindrome (9830389).

The spelling of 8230061 in words is "eight million, two hundred thirty thousand, sixty-one".

Divisors: 1 7 1175723 8230061