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230847804 = 223211582949
BaseRepresentation
bin11011100001001…
…11010100111100
3121002101021122200
431300213110330
5433044112204
634523511500
75502113445
oct1560472474
9532337580
10230847804
11109342410
1265388590
1338a98145
14229322cc
15153ee539
hexdc2753c

230847804 has 36 divisors (see below), whose sum is σ = 636581400. Its totient is φ = 69953760.

The previous prime is 230847787. The next prime is 230847809. The reversal of 230847804 is 408748032.

230847804 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×2308478042 = 106581417223244832, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230847809) 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, 291079 + ... + 291870.

Almost surely, 2230847804 is an apocalyptic number.

It is an amenable number.

230847804 is an abundant number, since it is smaller than the sum of its proper divisors (405733596).

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

230847804 is a wasteful number, since it uses less digits than its factorization.

230847804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582970 (or 582965 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 230847804 is about 15193.6764477858. The cubic root of 230847804 is about 613.4444606717. Note that the first 4 decimals are identical.

The spelling of 230847804 in words is "two hundred thirty million, eight hundred forty-seven thousand, eight hundred four".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 582949 1165898 1748847 2331796 3497694 5246541 6412439 6995388 10493082 12824878 19237317 20986164 25649756 38474634 57711951 76949268 115423902 230847804