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230040804 = 223717161093
BaseRepresentation
bin11011011011000…
…10010011100100
3121000212021122210
431231202103210
5432342301204
634454323420
75462212620
oct1555422344
9530767583
10230040804
11108941074
1265059570
1338874a26
14227a2180
15152e0389
hexdb624e4

230040804 has 48 divisors (see below), whose sum is σ = 649531008. Its totient is φ = 61859328.

The previous prime is 230040773. The next prime is 230040817. The reversal of 230040804 is 408040032.

It is a happy number.

230040804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79119 + ... + 81974.

It is an arithmetic number, because the mean of its divisors is an integer number (13531896).

Almost surely, 2230040804 is an apocalyptic number.

It is an amenable number.

230040804 is an abundant number, since it is smaller than the sum of its proper divisors (419490204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230040804 is a wasteful number, since it uses less digits than its factorization.

230040804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161124 (or 161122 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 230040804 is about 15167.0960964847. The cubic root of 230040804 is about 612.7287977102.

Adding to 230040804 its reverse (408040032), we get a palindrome (638080836).

The spelling of 230040804 in words is "two hundred thirty million, forty thousand, eight hundred four".

Divisors: 1 2 3 4 6 7 12 14 17 21 28 34 42 51 68 84 102 119 204 238 357 476 714 1428 161093 322186 483279 644372 966558 1127651 1933116 2255302 2738581 3382953 4510604 5477162 6765906 8215743 10954324 13531812 16431486 19170067 32862972 38340134 57510201 76680268 115020402 230040804