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620053 = 7283313
BaseRepresentation
bin10010111011000010101
31011111112221
42113120111
5124320203
621142341
75161510
oct2273025
91144487
10620053
11393945
1225a9b1
131892c5
14121d77
15c3abd
hex97615

620053 has 8 divisors (see below), whose sum is σ = 713408. Its totient is φ = 527904.

The previous prime is 620051. The next prime is 620099. The reversal of 620053 is 350026.

620053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 620053 - 21 = 620051 is a prime.

It is a Duffinian number.

620053 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620051) 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, 1825 + ... + 2137.

It is an arithmetic number, because the mean of its divisors is an integer number (89176).

2620053 is an apocalyptic number.

It is an amenable number.

620053 is a deficient number, since it is larger than the sum of its proper divisors (93355).

620053 is a wasteful number, since it uses less digits than its factorization.

620053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 620053 is about 787.4344417156. The cubic root of 620053 is about 85.2726195056.

Adding to 620053 its reverse (350026), we get a palindrome (970079).

The spelling of 620053 in words is "six hundred twenty thousand, fifty-three".

Divisors: 1 7 283 313 1981 2191 88579 620053