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230535369 = 338538347
BaseRepresentation
bin11011011110110…
…11000011001001
3121001210102002000
431233123003021
5433004112434
634513101213
75466342531
oct1557330311
9531712060
10230535369
111091496a9
1265257809
13389b8b7c
14228904c1
151538bb99
hexdbdb0c9

230535369 has 8 divisors (see below), whose sum is σ = 341533920. Its totient is φ = 153690228.

The previous prime is 230535359. The next prime is 230535377. The reversal of 230535369 is 963535032.

It is not a de Polignac number, because 230535369 - 220 = 229486793 is a prime.

It is a super-2 number, since 2×2305353692 = 106293112719932322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (230535359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4269147 + ... + 4269200.

It is an arithmetic number, because the mean of its divisors is an integer number (42691740).

Almost surely, 2230535369 is an apocalyptic number.

It is an amenable number.

230535369 is a deficient number, since it is larger than the sum of its proper divisors (110998551).

230535369 is an equidigital number, since it uses as much as digits as its factorization.

230535369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8538356 (or 8538350 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 36.

The square root of 230535369 is about 15183.3912219899. The cubic root of 230535369 is about 613.1675855354.

The spelling of 230535369 in words is "two hundred thirty million, five hundred thirty-five thousand, three hundred sixty-nine".

Divisors: 1 3 9 27 8538347 25615041 76845123 230535369