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230044361 = 1951117911
BaseRepresentation
bin11011011011000…
…11001011001001
3121000212110112112
431231203023021
5432342404421
634454352105
75462226161
oct1555431311
9530773475
10230044361
11108943808
126505b635
1338876531
14227a35a1
15152e145b
hexdb632c9

230044361 has 4 divisors (see below), whose sum is σ = 230164224. Its totient is φ = 229924500.

The previous prime is 230044351. The next prime is 230044369. The reversal of 230044361 is 163440032.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230044361 - 214 = 230027977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230044369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57005 + ... + 60906.

It is an arithmetic number, because the mean of its divisors is an integer number (57541056).

Almost surely, 2230044361 is an apocalyptic number.

It is an amenable number.

230044361 is a deficient number, since it is larger than the sum of its proper divisors (119863).

230044361 is a wasteful number, since it uses less digits than its factorization.

230044361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119862.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 230044361 is about 15167.2133564475. The cubic root of 230044361 is about 612.7319557950.

Adding to 230044361 its reverse (163440032), we get a palindrome (393484393).

The spelling of 230044361 in words is "two hundred thirty million, forty-four thousand, three hundred sixty-one".

Divisors: 1 1951 117911 230044361