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5047368169 is a prime number
BaseRepresentation
bin1001011001101100…
…01011100111101001
3111000202111212110211
410230312023213221
540314111240134
62152502341121
7236035631044
oct45466134751
914022455424
105047368169
112160120458
12b8a42a7a1
136259050ac
1435c4b1c5b
151e81b1764
hex12cd8b9e9

5047368169 has 2 divisors, whose sum is σ = 5047368170. Its totient is φ = 5047368168.

The previous prime is 5047368163. The next prime is 5047368197. The reversal of 5047368169 is 9618637405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4915692544 + 131675625 = 70112^2 + 11475^2 .

It is a cyclic number.

It is not a de Polignac number, because 5047368169 - 29 = 5047367657 is a prime.

It is a super-2 number, since 2×50473681692 = 50951850866868825122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5047368163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2523684084 + 2523684085.

It is an arithmetic number, because the mean of its divisors is an integer number (2523684085).

Almost surely, 25047368169 is an apocalyptic number.

It is an amenable number.

5047368169 is a deficient number, since it is larger than the sum of its proper divisors (1).

5047368169 is an equidigital number, since it uses as much as digits as its factorization.

5047368169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 5047368169 is about 71044.8321062130. The cubic root of 5047368169 is about 1715.3588789601.

The spelling of 5047368169 in words is "five billion, forty-seven million, three hundred sixty-eight thousand, one hundred sixty-nine".