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13230044001 = 321470004889
BaseRepresentation
bin11000101001001001…
…00111001101100001
31021011000122212111200
430110210213031201
5204043342402001
610024445431413
7645565342566
oct142444471541
937130585450
1013230044001
11567a018969
12269286b569
13132ac48005
148d712c86d
15526743086
hex314927361

13230044001 has 6 divisors (see below), whose sum is σ = 19110063570. Its totient is φ = 8820029328.

The previous prime is 13230043993. The next prime is 13230044017. The reversal of 13230044001 is 10044003231.

It can be written as a sum of positive squares in only one way, i.e., 9177448401 + 4052595600 = 95799^2 + 63660^2 .

It is not a de Polignac number, because 13230044001 - 23 = 13230043993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13230044021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 735002436 + ... + 735002453.

It is an arithmetic number, because the mean of its divisors is an integer number (3185010595).

Almost surely, 213230044001 is an apocalyptic number.

It is an amenable number.

13230044001 is a deficient number, since it is larger than the sum of its proper divisors (5880019569).

13230044001 is a wasteful number, since it uses less digits than its factorization.

13230044001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470004895 (or 1470004892 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 13230044001 its reverse (10044003231), we get a palindrome (23274047232).

The spelling of 13230044001 in words is "thirteen billion, two hundred thirty million, forty-four thousand, one".

Divisors: 1 3 9 1470004889 4410014667 13230044001