Search a number
-
+
67213488041 = 723417475081
BaseRepresentation
bin111110100110001111…
…000110111110101001
320102111020000222001222
4332212033012332221
52100123123104131
650513310151425
74566420136040
oct764617067651
9212436028058
1067213488041
1126561297427
12110397b2575
1364520607cb
143378903557
151b35b8c87b
hexfa63c6fa9

67213488041 has 8 divisors (see below), whose sum is σ = 80155215744. Its totient is φ = 55106710560.

The previous prime is 67213488037. The next prime is 67213488061. The reversal of 67213488041 is 14088431276.

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 67213488041 - 22 = 67213488037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 67213487983 and 67213488001.

It is not an unprimeable number, because it can be changed into a prime (67213488061) 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, 208737380 + ... + 208737701.

It is an arithmetic number, because the mean of its divisors is an integer number (10019401968).

Almost surely, 267213488041 is an apocalyptic number.

It is an amenable number.

67213488041 is a deficient number, since it is larger than the sum of its proper divisors (12941727703).

67213488041 is a wasteful number, since it uses less digits than its factorization.

67213488041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417475111.

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 67213488041 in words is "sixty-seven billion, two hundred thirteen million, four hundred eighty-eight thousand, forty-one".

Divisors: 1 7 23 161 417475081 2922325567 9601926863 67213488041