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75223041 = 3231090189
BaseRepresentation
bin1000111101111…
…01000000000001
312020112201121120
410132331000001
5123224114131
611244142453
71602246105
oct436750001
9166481546
1075223041
1139509203
1221237a29
1312779c9a
149dc1905
15690d496
hex47bd001

75223041 has 8 divisors (see below), whose sum is σ = 104658240. Its totient is φ = 47968272.

The previous prime is 75223021. The next prime is 75223091. The reversal of 75223041 is 14032257.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 75223041 - 211 = 75220993 is a prime.

It is a super-3 number, since 3×752230413 (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (75223021) 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 7 ways as a sum of consecutive naturals, for example, 545026 + ... + 545163.

It is an arithmetic number, because the mean of its divisors is an integer number (13082280).

Almost surely, 275223041 is an apocalyptic number.

It is an amenable number.

75223041 is a deficient number, since it is larger than the sum of its proper divisors (29435199).

75223041 is a wasteful number, since it uses less digits than its factorization.

75223041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090215.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 75223041 is about 8673.1217563228. The cubic root of 75223041 is about 422.1339635185.

Adding to 75223041 its reverse (14032257), we get a palindrome (89255298).

The spelling of 75223041 in words is "seventy-five million, two hundred twenty-three thousand, forty-one".

Divisors: 1 3 23 69 1090189 3270567 25074347 75223041