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73125241 = 743832927
BaseRepresentation
bin1000101101111…
…00110101111001
312002121010222021
410112330311321
5122210001431
611131154441
71545361060
oct426746571
9162533867
1073125241
1138306092
12205a5a21
13121c4197
1499d71d7
156646b11
hex45bcd79

73125241 has 16 divisors (see below), whose sum is σ = 86575104. Its totient is φ = 60462864.

The previous prime is 73125233. The next prime is 73125253. The reversal of 73125241 is 14252137.

It is a happy number.

It is not a de Polignac number, because 73125241 - 23 = 73125233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73125271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23520 + ... + 26446.

It is an arithmetic number, because the mean of its divisors is an integer number (5410944).

Almost surely, 273125241 is an apocalyptic number.

It is an amenable number.

73125241 is a deficient number, since it is larger than the sum of its proper divisors (13449863).

73125241 is a wasteful number, since it uses less digits than its factorization.

73125241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060.

The product of its digits is 1680, while the sum is 25.

The square root of 73125241 is about 8551.3297796308. The cubic root of 73125241 is about 418.1727897618.

Adding to 73125241 its reverse (14252137), we get a palindrome (87377378).

The spelling of 73125241 in words is "seventy-three million, one hundred twenty-five thousand, two hundred forty-one".

Divisors: 1 7 43 83 301 581 2927 3569 20489 24983 125861 242941 881027 1700587 10446463 73125241