Search a number
-
+
308245200001 = 1947699340121
BaseRepresentation
bin1000111110001001101…
…10000111110010000001
31002110122010201120210221
410133010312013302001
520022241232400001
6353334512223041
731161413653324
oct4370466076201
91073563646727
10308245200001
111097a941a082
124b8a683aa81
13230b50c368b
1410cc21d67bb
1580414911a1
hex47c4d87c81

308245200001 has 8 divisors (see below), whose sum is σ = 324476388000. Its totient is φ = 292014787680.

The previous prime is 308245199947. The next prime is 308245200023. The reversal of 308245200001 is 100002542803.

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 308245200001 - 227 = 308110982273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (308245200031) 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, 736221 + ... + 1076341.

It is an arithmetic number, because the mean of its divisors is an integer number (40559548500).

Almost surely, 2308245200001 is an apocalyptic number.

It is an amenable number.

308245200001 is a deficient number, since it is larger than the sum of its proper divisors (16231187999).

308245200001 is a wasteful number, since it uses less digits than its factorization.

308245200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387839.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 308245200001 its reverse (100002542803), we get a palindrome (408247742804).

The spelling of 308245200001 in words is "three hundred eight billion, two hundred forty-five million, two hundred thousand, one".

Divisors: 1 19 47699 340121 906281 6462299 16223431579 308245200001