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230847452 = 221131169243
BaseRepresentation
bin11011100001001…
…11001111011100
3121002101021011122
431300213033130
5433044104302
634523510112
75502112433
oct1560471734
9532337148
10230847452
11109342120
1265388338
1338a97c34
142293211a
15153ee3a2
hexdc273dc

230847452 has 24 divisors (see below), whose sum is σ = 454927872. Its totient is φ = 101545200.

The previous prime is 230847451. The next prime is 230847457. The reversal of 230847452 is 254748032.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230847451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83258 + ... + 85985.

It is an arithmetic number, because the mean of its divisors is an integer number (18955328).

Almost surely, 2230847452 is an apocalyptic number.

230847452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

230847452 is a deficient number, since it is larger than the sum of its proper divisors (224080420).

230847452 is a wasteful number, since it uses less digits than its factorization.

230847452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169289 (or 169287 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 230847452 is about 15193.6648640149. The cubic root of 230847452 is about 613.4441488753. Note that the first 3 decimals are identical.

The spelling of 230847452 in words is "two hundred thirty million, eight hundred forty-seven thousand, four hundred fifty-two".

Divisors: 1 2 4 11 22 31 44 62 124 341 682 1364 169243 338486 676972 1861673 3723346 5246533 7446692 10493066 20986132 57711863 115423726 230847452