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75002027 = 353921193
BaseRepresentation
bin1000111100001…
…11000010101011
312020010111102212
410132013002223
5123200031102
611235315335
71600335542
oct436070253
9166114385
1075002027
1139378151
122114bb4b
13127004c9
149d65159
1568b7c52
hex47870ab

75002027 has 4 divisors (see below), whose sum is σ = 75026760. Its totient is φ = 74977296.

The previous prime is 75002023. The next prime is 75002029. The reversal of 75002027 is 72020057.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 75002027 - 22 = 75002023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75001993 and 75002011.

It is not an unprimeable number, because it can be changed into a prime (75002023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7058 + ... + 14135.

It is an arithmetic number, because the mean of its divisors is an integer number (18756690).

Almost surely, 275002027 is an apocalyptic number.

75002027 is a deficient number, since it is larger than the sum of its proper divisors (24733).

75002027 is a wasteful number, since it uses less digits than its factorization.

75002027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24732.

The product of its (nonzero) digits is 980, while the sum is 23.

The square root of 75002027 is about 8660.3710659532. The cubic root of 75002027 is about 421.7201318122.

The spelling of 75002027 in words is "seventy-five million, two thousand, twenty-seven".

Divisors: 1 3539 21193 75002027