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3320320133 = 131722333793
BaseRepresentation
bin1100010111101000…
…0001000010000101
322120101202201221202
43011322001002011
523300000221013
61305245552245
7145165153424
oct30572010205
98511681852
103320320133
111454263729
12787b75685
1340bb78390
14236d892bb
15146768858
hexc5e81085

3320320133 has 24 divisors (see below), whose sum is σ = 3815747208. Its totient is φ = 2871484416.

The previous prime is 3320320127. The next prime is 3320320153. The reversal of 3320320133 is 3310230233.

It can be written as a sum of positive squares in 12 ways, for example, as 1134477124 + 2185843009 = 33682^2 + 46753^2 .

It is not a de Polignac number, because 3320320133 - 230 = 2246578309 is a prime.

It is a super-2 number, since 2×33203201332 = 22049051571210275378, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3320320153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 873485 + ... + 877277.

It is an arithmetic number, because the mean of its divisors is an integer number (158989467).

Almost surely, 23320320133 is an apocalyptic number.

It is an amenable number.

3320320133 is a deficient number, since it is larger than the sum of its proper divisors (495427075).

3320320133 is a wasteful number, since it uses less digits than its factorization.

3320320133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073 (or 4056 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 3320320133 is about 57622.2190912499. The cubic root of 3320320133 is about 1491.8551331061.

Adding to 3320320133 its reverse (3310230233), we get a palindrome (6630550366).

The spelling of 3320320133 in words is "three billion, three hundred twenty million, three hundred twenty thousand, one hundred thirty-three".

Divisors: 1 13 17 221 233 289 3029 3757 3793 3961 49309 51493 64481 67337 838253 875381 883769 1096177 11488997 14250301 15024073 195312949 255409241 3320320133