Search a number
-
+
75074030543 is a prime number
BaseRepresentation
bin100010111101011000…
…0101100101111001111
321011210001000220020202
41011322300230233033
52212222422434133
654253305004115
75265255505421
oct1057260545717
9234701026222
1075074030543
1129925373346
121267218363b
1371057264a5
1438c2868811
151e45cdc2e8
hex117ac2cbcf

75074030543 has 2 divisors, whose sum is σ = 75074030544. Its totient is φ = 75074030542.

The previous prime is 75074030513. The next prime is 75074030567. The reversal of 75074030543 is 34503047057.

It is a strong prime.

It is an emirp because it is prime and its reverse (34503047057) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75074030543 - 216 = 75073965007 is a prime.

It is a super-2 number, since 2×750740305432 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 75074030497 and 75074030506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75074030513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37537015271 + 37537015272.

It is an arithmetic number, because the mean of its divisors is an integer number (37537015272).

Almost surely, 275074030543 is an apocalyptic number.

75074030543 is a deficient number, since it is larger than the sum of its proper divisors (1).

75074030543 is an equidigital number, since it uses as much as digits as its factorization.

75074030543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 38.

The spelling of 75074030543 in words is "seventy-five billion, seventy-four million, thirty thousand, five hundred forty-three".