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230011001 = 1130236917
BaseRepresentation
bin11011011010110…
…11000001111001
3121000210202202222
431231123001321
5432340323001
634453533425
75462030003
oct1555330171
9530722688
10230011001
11108920740
1265044275
13388642ac
1422795373
15152d661b
hexdb5b079

230011001 has 8 divisors (see below), whose sum is σ = 251040384. Its totient is φ = 209001520.

The previous prime is 230010983. The next prime is 230011009. The reversal of 230011001 is 100110032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230011001 - 214 = 229994617 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230011001.

It is not an unprimeable number, because it can be changed into a prime (230011009) 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, 29795 + ... + 36711.

It is an arithmetic number, because the mean of its divisors is an integer number (31380048).

Almost surely, 2230011001 is an apocalyptic number.

It is an amenable number.

230011001 is a deficient number, since it is larger than the sum of its proper divisors (21029383).

230011001 is a wasteful number, since it uses less digits than its factorization.

230011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9951.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 230011001 is about 15166.1135759957. The cubic root of 230011001 is about 612.7023358177.

Adding to 230011001 its reverse (100110032), we get a palindrome (330121033).

It can be divided in two parts, 2 and 30011001, that added together give a palindrome (30011003).

The spelling of 230011001 in words is "two hundred thirty million, eleven thousand, one".

Divisors: 1 11 3023 6917 33253 76087 20910091 230011001