Search a number
-
+
230551005 = 35109714011
BaseRepresentation
bin11011011110111…
…10110111011101
3121001211012112010
431233132313131
5433010113010
634513301433
75466436236
oct1557366735
9531735463
10230551005
1110915a423
1265264879
13389c3019
142289608d
1515391620
hexdbdeddd

230551005 has 16 divisors (see below), whose sum is σ = 369244224. Its totient is φ = 122839680.

The previous prime is 230550941. The next prime is 230551021. The reversal of 230551005 is 500155032.

It is not a de Polignac number, because 230551005 - 26 = 230550941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9450 + ... + 23460.

It is an arithmetic number, because the mean of its divisors is an integer number (23077764).

Almost surely, 2230551005 is an apocalyptic number.

It is an amenable number.

230551005 is a deficient number, since it is larger than the sum of its proper divisors (138693219).

230551005 is a wasteful number, since it uses less digits than its factorization.

230551005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15116.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 230551005 is about 15183.9061179922. The cubic root of 230551005 is about 613.1814478647.

The spelling of 230551005 in words is "two hundred thirty million, five hundred fifty-one thousand, five".

Divisors: 1 3 5 15 1097 3291 5485 14011 16455 42033 70055 210165 15370067 46110201 76850335 230551005