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230162244 = 223131475399
BaseRepresentation
bin11011011011111…
…11111101000100
3121001002110020120
431231333331010
5432410142434
634501101540
75463226644
oct1555777504
9531073216
10230162244
11108a14334
12650b78b0
13388b80a0
14227d4524
1515316349
hexdb7ff44

230162244 has 24 divisors (see below), whose sum is σ = 578356800. Its totient is φ = 70819104.

The previous prime is 230162213. The next prime is 230162249. The reversal of 230162244 is 442261032.

It is not an unprimeable number, because it can be changed into a prime (230162249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 737544 + ... + 737855.

It is an arithmetic number, because the mean of its divisors is an integer number (24098200).

Almost surely, 2230162244 is an apocalyptic number.

It is an amenable number.

230162244 is an abundant number, since it is smaller than the sum of its proper divisors (348194556).

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

230162244 is a wasteful number, since it uses less digits than its factorization.

230162244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475419 (or 1475417 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 230162244 is about 15171.0989713995. The cubic root of 230162244 is about 612.8365998826.

The spelling of 230162244 in words is "two hundred thirty million, one hundred sixty-two thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 1475399 2950798 4426197 5901596 8852394 17704788 19180187 38360374 57540561 76720748 115081122 230162244