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2220907963 is a prime number
BaseRepresentation
bin1000010001100000…
…0101110110111011
312201210000210222111
42010120011312323
514022023023323
61004213433151
7106015256221
oct20430056673
95653023874
102220907963
11a3a71002a
1251b93b7b7
13295172131
14170d60b11
15cee9bc0d
hex84605dbb

2220907963 has 2 divisors, whose sum is σ = 2220907964. Its totient is φ = 2220907962.

The previous prime is 2220907951. The next prime is 2220907979. The reversal of 2220907963 is 3697090222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2220907963 is a prime.

It is not a weakly prime, because it can be changed into another prime (2220937963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110453981 + 1110453982.

It is an arithmetic number, because the mean of its divisors is an integer number (1110453982).

Almost surely, 22220907963 is an apocalyptic number.

2220907963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220907963 is an equidigital number, since it uses as much as digits as its factorization.

2220907963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 2220907963 is about 47126.5101933084. The cubic root of 2220907963 is about 1304.6985721124.

The spelling of 2220907963 in words is "two billion, two hundred twenty million, nine hundred seven thousand, nine hundred sixty-three".