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75079850231 is a prime number
BaseRepresentation
bin100010111101100011…
…0111001100011110111
321011210102222120100202
41011323012321203313
52212230420201411
654254033431115
75265356124431
oct1057306714367
9234712876322
1075079850231
1129928688801
121267410b49b
1371069b33a9
1438c3541651
151e4658b83b
hex117b1b98f7

75079850231 has 2 divisors, whose sum is σ = 75079850232. Its totient is φ = 75079850230.

The previous prime is 75079850177. The next prime is 75079850267. The reversal of 75079850231 is 13205897057.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75079850231 - 214 = 75079833847 is a prime.

It is a super-2 number, since 2×750798502312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75079850831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37539925115 + 37539925116.

It is an arithmetic number, because the mean of its divisors is an integer number (37539925116).

Almost surely, 275079850231 is an apocalyptic number.

75079850231 is a deficient number, since it is larger than the sum of its proper divisors (1).

75079850231 is an equidigital number, since it uses as much as digits as its factorization.

75079850231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 47.

The spelling of 75079850231 in words is "seventy-five billion, seventy-nine million, eight hundred fifty thousand, two hundred thirty-one".