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230464983 = 3721567789
BaseRepresentation
bin11011011110010…
…01110111010111
3121001122211112010
431233021313113
5432444334413
634511355303
75465630400
oct1557116727
9531584463
10230464983
11109100831
1265222b33
1338992b18
14228729a7
1515375dc3
hexdbc9dd7

230464983 has 12 divisors (see below), whose sum is σ = 357456120. Its totient is φ = 131694192.

The previous prime is 230464979. The next prime is 230464999. The reversal of 230464983 is 389464032.

It is not a de Polignac number, because 230464983 - 22 = 230464979 is a prime.

It is a super-2 number, since 2×2304649832 = 106228216778380578, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230464963) 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 11 ways as a sum of consecutive naturals, for example, 783748 + ... + 784041.

It is an arithmetic number, because the mean of its divisors is an integer number (29788010).

Almost surely, 2230464983 is an apocalyptic number.

230464983 is a deficient number, since it is larger than the sum of its proper divisors (126991137).

230464983 is a wasteful number, since it uses less digits than its factorization.

230464983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567806 (or 1567799 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 230464983 is about 15181.0731834083. The cubic root of 230464983 is about 613.1051760131.

The spelling of 230464983 in words is "two hundred thirty million, four hundred sixty-four thousand, nine hundred eighty-three".

Divisors: 1 3 7 21 49 147 1567789 4703367 10974523 32923569 76821661 230464983