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620411002 = 21272442563
BaseRepresentation
bin100100111110101…
…011100001111010
31121020102010220021
4210332223201322
52232311123002
6141321321054
721242256301
oct4476534172
91536363807
10620411002
11299229a72
1215393618a
139b6c4103
145c57b438
1539700737
hex24fab87a

620411002 has 8 divisors (see below), whose sum is σ = 937944576. Its totient is φ = 307762812.

The previous prime is 620410997. The next prime is 620411003. The reversal of 620411002 is 200114026.

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

It is a super-2 number, since 2×6204110022 = 769819622805288008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (620411003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1221028 + ... + 1221535.

It is an arithmetic number, because the mean of its divisors is an integer number (117243072).

Almost surely, 2620411002 is an apocalyptic number.

620411002 is a deficient number, since it is larger than the sum of its proper divisors (317533574).

620411002 is a wasteful number, since it uses less digits than its factorization.

620411002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442692.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 620411002 is about 24908.0509474346. The cubic root of 620411002 is about 852.8902772383.

Adding to 620411002 its reverse (200114026), we get a palindrome (820525028).

The spelling of 620411002 in words is "six hundred twenty million, four hundred eleven thousand, two".

Divisors: 1 2 127 254 2442563 4885126 310205501 620411002