Search a number
-
+
230052415 = 51712232213
BaseRepresentation
bin11011011011001…
…01001000111111
3121000212212120211
431231211020333
5432343134130
634454453251
75462261515
oct1555451077
9530785524
10230052415
1110894986a
1265064227
133887a0b8
14227a64b5
15152e3a2a
hexdb6523f

230052415 has 16 divisors (see below), whose sum is σ = 292673088. Its totient is φ = 172996096.

The previous prime is 230052409. The next prime is 230052439. The reversal of 230052415 is 514250032.

It is a cyclic number.

It is not a de Polignac number, because 230052415 - 217 = 229921343 is a prime.

It is a super-2 number, since 2×2300524152 = 105848227294664450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102849 + ... + 105061.

It is an arithmetic number, because the mean of its divisors is an integer number (18292068).

Almost surely, 2230052415 is an apocalyptic number.

230052415 is a deficient number, since it is larger than the sum of its proper divisors (62620673).

230052415 is a wasteful number, since it uses less digits than its factorization.

230052415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3458.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 230052415 is about 15167.4788610369. The cubic root of 230052415 is about 612.7391064239.

The spelling of 230052415 in words is "two hundred thirty million, fifty-two thousand, four hundred fifteen".

Divisors: 1 5 17 85 1223 2213 6115 11065 20791 37621 103955 188105 2706499 13532495 46010483 230052415