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13210023033 = 321467780337
BaseRepresentation
bin11000100110110000…
…01111010001111001
31021002121222200220100
430103120033101321
5204023231214113
610022452350013
7645233225454
oct142330172171
937077880810
1013210023033
115669793909
122688015309
131326a5819c
148d45da49b
15524adad73
hex31360f479

13210023033 has 6 divisors (see below), whose sum is σ = 19081144394. Its totient is φ = 8806682016.

The previous prime is 13210023031. The next prime is 13210023061. The reversal of 13210023033 is 33032001231.

13210023033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9824179689 + 3385843344 = 99117^2 + 58188^2 .

It is not a de Polignac number, because 13210023033 - 21 = 13210023031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13210022997 and 13210023015.

It is not an unprimeable number, because it can be changed into a prime (13210023031) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 733890160 + ... + 733890177.

Almost surely, 213210023033 is an apocalyptic number.

It is an amenable number.

13210023033 is a deficient number, since it is larger than the sum of its proper divisors (5871121361).

13210023033 is a wasteful number, since it uses less digits than its factorization.

13210023033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467780343 (or 1467780340 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 13210023033 its reverse (33032001231), we get a palindrome (46242024264).

The spelling of 13210023033 in words is "thirteen billion, two hundred ten million, twenty-three thousand, thirty-three".

Divisors: 1 3 9 1467780337 4403341011 13210023033