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58048021 = 1923132833
BaseRepresentation
bin1101110101101…
…1111000010101
311001020010220201
43131123320111
5104330014041
65432100501
71303254133
oct335337025
9131203821
1058048021
112a848379
1217534731
13c045655
1479d0753
155169631
hex375be15

58048021 has 8 divisors (see below), whose sum is σ = 63760320. Its totient is φ = 52601472.

The previous prime is 58048007. The next prime is 58048037. The reversal of 58048021 is 12084085.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58048021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58048061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65980 + ... + 66853.

It is an arithmetic number, because the mean of its divisors is an integer number (7970040).

Almost surely, 258048021 is an apocalyptic number.

It is an amenable number.

58048021 is a deficient number, since it is larger than the sum of its proper divisors (5712299).

58048021 is a wasteful number, since it uses less digits than its factorization.

58048021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132875.

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 58048021 is about 7618.9251866651. The cubic root of 58048021 is about 387.1944641146.

The spelling of 58048021 in words is "fifty-eight million, forty-eight thousand, twenty-one".

Divisors: 1 19 23 437 132833 2523827 3055159 58048021