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230205076 = 22531085873
BaseRepresentation
bin11011011100010…
…10011010010100
3121001011121222221
431232022122110
5432413030301
634502032124
75463465553
oct1556123224
9531147887
10230205076
11108a43532
1265118644
133890172a
1422805d9a
1515323da1
hexdb8a694

230205076 has 12 divisors (see below), whose sum is σ = 410460372. Its totient is φ = 112930688.

The previous prime is 230205071. The next prime is 230205127. The reversal of 230205076 is 670502032.

230205076 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 169676676 + 60528400 = 13026^2 + 7780^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 230205076.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230205071) 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, 542725 + ... + 543148.

It is an arithmetic number, because the mean of its divisors is an integer number (34205031).

Almost surely, 2230205076 is an apocalyptic number.

It is an amenable number.

230205076 is a deficient number, since it is larger than the sum of its proper divisors (180255296).

230205076 is a wasteful number, since it uses less digits than its factorization.

230205076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085930 (or 1085928 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 230205076 is about 15172.5105371524. The cubic root of 230205076 is about 612.8746127624.

The spelling of 230205076 in words is "two hundred thirty million, two hundred five thousand, seventy-six".

Divisors: 1 2 4 53 106 212 1085873 2171746 4343492 57551269 115102538 230205076