Search a number
-
+
487201 = 11133407
BaseRepresentation
bin1110110111100100001
3220202022111
41312330201
5111042301
614235321
74066261
oct1667441
9822274
10487201
11303050
121b5b41
131409b0
14c97a1
1599551
hex76f21

487201 has 8 divisors (see below), whose sum is σ = 572544. Its totient is φ = 408720.

The previous prime is 487187. The next prime is 487211. The reversal of 487201 is 102784.

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

It is not a de Polignac number, because 487201 - 27 = 487073 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (487211) 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, 1561 + ... + 1846.

It is an arithmetic number, because the mean of its divisors is an integer number (71568).

2487201 is an apocalyptic number.

It is an amenable number.

487201 is a deficient number, since it is larger than the sum of its proper divisors (85343).

487201 is a wasteful number, since it uses less digits than its factorization.

487201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3431.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 487201 is about 697.9978509996. The cubic root of 487201 is about 78.6869521404.

Adding to 487201 its reverse (102784), we get a palindrome (589985).

The spelling of 487201 in words is "four hundred eighty-seven thousand, two hundred one".

Divisors: 1 11 13 143 3407 37477 44291 487201