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230198184 = 233216011997
BaseRepresentation
bin11011011100010…
…00101110101000
3121001011021112200
431232020232220
5432412320214
634501540200
75463436506
oct1556105650
9531137480
10230198184
11108a39337
1265114660
13388cb558
1422803676
1515321d09
hexdb88ba8

230198184 has 48 divisors (see below), whose sum is σ = 624155220. Its totient is φ = 76646400.

The previous prime is 230198183. The next prime is 230198197. The reversal of 230198184 is 481891032.

230198184 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 229522500 + 675684 = 15150^2 + 822^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (230198183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114274 + ... + 116270.

Almost surely, 2230198184 is an apocalyptic number.

230198184 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

230198184 is an abundant number, since it is smaller than the sum of its proper divisors (393957036).

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

230198184 is a wasteful number, since it uses less digits than its factorization.

230198184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3610 (or 3603 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 230198184 is about 15172.2834141734. The cubic root of 230198184 is about 612.8684965144.

The spelling of 230198184 in words is "two hundred thirty million, one hundred ninety-eight thousand, one hundred eighty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1601 1997 3202 3994 4803 5991 6404 7988 9606 11982 12808 14409 15976 17973 19212 23964 28818 35946 38424 47928 57636 71892 115272 143784 3197197 6394394 9591591 12788788 19183182 25577576 28774773 38366364 57549546 76732728 115099092 230198184