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230663195 = 5710396343
BaseRepresentation
bin11011011111110…
…10010000011011
3121002000220102022
431233322100123
5433022210240
634515525055
75500414310
oct1557722033
9532026368
10230663195
11109226744
12652b978b
1338a320c9
14228c4d07
15153b49b5
hexdbfa41b

230663195 has 16 divisors (see below), whose sum is σ = 316692480. Its totient is φ = 157991904.

The previous prime is 230663183. The next prime is 230663207. The reversal of 230663195 is 591366032.

It is an interprime number because it is at equal distance from previous prime (230663183) and next prime (230663207).

It is not a de Polignac number, because 230663195 - 26 = 230663131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

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, 33194 + ... + 39536.

It is an arithmetic number, because the mean of its divisors is an integer number (19793280).

Almost surely, 2230663195 is an apocalyptic number.

230663195 is a deficient number, since it is larger than the sum of its proper divisors (86029285).

230663195 is a wasteful number, since it uses less digits than its factorization.

230663195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7394.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 230663195 is about 15187.6000408228. The cubic root of 230663195 is about 613.2808932074.

It can be divided in two parts, 23066 and 3195, that multiplied together give a triangular number (73695870 = T12140).

The spelling of 230663195 in words is "two hundred thirty million, six hundred sixty-three thousand, one hundred ninety-five".

Divisors: 1 5 7 35 1039 5195 6343 7273 31715 36365 44401 222005 6590377 32951885 46132639 230663195