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230789684 = 2257697421
BaseRepresentation
bin11011100000110…
…01001000110100
3121002021022221002
431300121020310
5433040232214
634522342432
75501452136
oct1560311064
9532238832
10230789684
11109302784
126535aa18
1338a77858
1422919056
15153dc1de
hexdc19234

230789684 has 6 divisors (see below), whose sum is σ = 403881954. Its totient is φ = 115394840.

The previous prime is 230789641. The next prime is 230789687. The reversal of 230789684 is 486987032.

It can be written as a sum of positive squares in only one way, i.e., 225600400 + 5189284 = 15020^2 + 2278^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230789687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28848707 + ... + 28848714.

It is an arithmetic number, because the mean of its divisors is an integer number (67313659).

Almost surely, 2230789684 is an apocalyptic number.

It is an amenable number.

230789684 is a deficient number, since it is larger than the sum of its proper divisors (173092270).

230789684 is a wasteful number, since it uses less digits than its factorization.

230789684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57697425 (or 57697423 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 230789684 is about 15191.7636895786. The cubic root of 230789684 is about 613.3929745353.

The spelling of 230789684 in words is "two hundred thirty million, seven hundred eighty-nine thousand, six hundred eighty-four".

Divisors: 1 2 4 57697421 115394842 230789684