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480621 = 3160207
BaseRepresentation
bin1110101010101101101
3220102021210
41311111231
5110334441
614145033
74041141
oct1652555
9812253
10480621
112a9109
121b2179
1313a9bb
14c7221
1597616
hex7556d

480621 has 4 divisors (see below), whose sum is σ = 640832. Its totient is φ = 320412.

The previous prime is 480587. The next prime is 480647. The reversal of 480621 is 126084.

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 not a de Polignac number, because 480621 - 211 = 478573 is a prime.

It is a super-3 number, since 3×4806213 = 333065372287569183, which contains 333 as substring.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 480621.

It is not an unprimeable number, because it can be changed into a prime (480661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80101 + ... + 80106.

It is an arithmetic number, because the mean of its divisors is an integer number (160208).

2480621 is an apocalyptic number.

It is an amenable number.

480621 is a deficient number, since it is larger than the sum of its proper divisors (160211).

480621 is a wasteful number, since it uses less digits than its factorization.

480621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160210.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 480621 is about 693.2683463133. The cubic root of 480621 is about 78.3311040058.

The spelling of 480621 in words is "four hundred eighty thousand, six hundred twenty-one".

Divisors: 1 3 160207 480621