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75010201 = 773181811
BaseRepresentation
bin1000111100010…
…01000010011001
312020010220122121
410132021002121
5123200311301
611235421241
71600401430
oct436110231
9166126577
1075010201
1139383302
1221154821
1312704146
149d68117
1568ba3a1
hex4789099

75010201 has 16 divisors (see below), whose sum is σ = 87488128. Its totient is φ = 62985600.

The previous prime is 75010193. The next prime is 75010223. The reversal of 75010201 is 10201057.

It is a 9-Lehmer number, since φ(75010201) divides (75010201-1)9.

It is a cyclic number.

It is not a de Polignac number, because 75010201 - 23 = 75010193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75010241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92086 + ... + 92896.

It is an arithmetic number, because the mean of its divisors is an integer number (5468008).

Almost surely, 275010201 is an apocalyptic number.

It is an amenable number.

75010201 is a deficient number, since it is larger than the sum of its proper divisors (12477927).

75010201 is a wasteful number, since it uses less digits than its factorization.

75010201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072.

The product of its (nonzero) digits is 70, while the sum is 16.

The square root of 75010201 is about 8660.8429728289. The cubic root of 75010201 is about 421.7354514655.

Adding to 75010201 its reverse (10201057), we get a palindrome (85211258).

The spelling of 75010201 in words is "seventy-five million, ten thousand, two hundred one".

Divisors: 1 7 73 181 511 811 1267 5677 13213 59203 92491 146791 414421 1027537 10715743 75010201