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75015340317 = 322912710972063
BaseRepresentation
bin100010111011101000…
…0110100000100011101
321011121221121010101200
41011313100310010131
52212112411342232
654243411030113
75263643605041
oct1056720640435
9234557533350
1075015340317
11298a5227525
121265659b339
1370c6517748
1438b8b4c021
151e40a9777c
hex117743411d

75015340317 has 48 divisors (see below), whose sum is σ = 113132298240. Its totient is φ = 47838663936.

The previous prime is 75015340289. The next prime is 75015340381. The reversal of 75015340317 is 71304351057.

It is not a de Polignac number, because 75015340317 - 27 = 75015340189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75015340217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36361228 + ... + 36363290.

It is an arithmetic number, because the mean of its divisors is an integer number (2356922880).

Almost surely, 275015340317 is an apocalyptic number.

It is an amenable number.

75015340317 is a deficient number, since it is larger than the sum of its proper divisors (38116957923).

75015340317 is a wasteful number, since it uses less digits than its factorization.

75015340317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322 (or 3319 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 36.

The spelling of 75015340317 in words is "seventy-five billion, fifteen million, three hundred forty thousand, three hundred seventeen".

Divisors: 1 3 9 29 87 127 261 381 1097 1143 2063 3291 3683 6189 9873 11049 18567 31813 33147 59827 95439 139319 179481 262001 286317 417957 538443 786003 1253871 2263111 2358009 4040251 6789333 7598029 12120753 20367999 22794087 36362259 65630219 68382261 196890657 287415097 590671971 862245291 2586735873 8335037813 25005113439 75015340317