[go: up one dir, main page]

Search a number
-
+
230245516 = 2257561379
BaseRepresentation
bin11011011100101…
…00010010001100
3121001020200110201
431232110102030
5432420324031
634502543244
75464024504
oct1556242214
9531220421
10230245516
11108a70956
1265137b24
1338916c67
1422816a04
1515330d61
hexdb9448c

230245516 has 6 divisors (see below), whose sum is σ = 402929660. Its totient is φ = 115122756.

The previous prime is 230245513. The next prime is 230245541. The reversal of 230245516 is 615542032.

It is not an unprimeable number, because it can be changed into a prime (230245511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28780686 + ... + 28780693.

Almost surely, 2230245516 is an apocalyptic number.

It is an amenable number.

230245516 is a deficient number, since it is larger than the sum of its proper divisors (172684144).

230245516 is a wasteful number, since it uses less digits than its factorization.

230245516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57561383 (or 57561381 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 230245516 is about 15173.8431519507. The cubic root of 230245516 is about 612.9104984440.

Adding to 230245516 its reverse (615542032), we get a palindrome (845787548).

The spelling of 230245516 in words is "two hundred thirty million, two hundred forty-five thousand, five hundred sixteen".

Divisors: 1 2 4 57561379 115122758 230245516