Search a number
-
+
58380247 = 712333529
BaseRepresentation
bin1101111010110…
…0111111010111
311001212000122101
43132230333113
5104421131442
65443142531
71306136542
oct336547727
9131760571
1058380247
112aa54a42
1217674a47
13c130933
147a79859
1551d2cb7
hex37acfd7

58380247 has 8 divisors (see below), whose sum is σ = 59473440. Its totient is φ = 57294720.

The previous prime is 58380239. The next prime is 58380253. The reversal of 58380247 is 74208385.

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

It is a cyclic number.

It is not a de Polignac number, because 58380247 - 23 = 58380239 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 (58384247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14779 + ... + 18307.

It is an arithmetic number, because the mean of its divisors is an integer number (7434180).

Almost surely, 258380247 is an apocalyptic number.

58380247 is a deficient number, since it is larger than the sum of its proper divisors (1093193).

58380247 is a wasteful number, since it uses less digits than its factorization.

58380247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3833.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 58380247 is about 7640.6967614217. The cubic root of 58380247 is about 387.9317355193.

The spelling of 58380247 in words is "fifty-eight million, three hundred eighty thousand, two hundred forty-seven".

Divisors: 1 71 233 3529 16543 250559 822257 58380247