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58001249 = 71816919
BaseRepresentation
bin1101110101000…
…0011101100001
311001010202202102
43131100131201
5104322014444
65431100145
71303000565
oct335203541
9131122672
1058001249
112a816219
1217511655
13c02a287
1479bb6a5
15515a84e
hex3750761

58001249 has 4 divisors (see below), whose sum is σ = 58818240. Its totient is φ = 57184260.

The previous prime is 58001197. The next prime is 58001267. The reversal of 58001249 is 94210085.

58001249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 58001249 - 224 = 41224033 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (58001299) 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, 408389 + ... + 408530.

It is an arithmetic number, because the mean of its divisors is an integer number (14704560).

Almost surely, 258001249 is an apocalyptic number.

It is an amenable number.

58001249 is a deficient number, since it is larger than the sum of its proper divisors (816991).

58001249 is an equidigital number, since it uses as much as digits as its factorization.

58001249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816990.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 58001249 is about 7615.8551062898. The cubic root of 58001249 is about 387.0904426204.

The spelling of 58001249 in words is "fifty-eight million, one thousand, two hundred forty-nine".

Divisors: 1 71 816919 58001249