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6996020 = 225349801
BaseRepresentation
bin11010101100000000110100
3111011102201212
4122230000310
53242333040
6405540552
7113315363
oct32540064
914142655
106996020
113a49239
122414758
1315ac475
14d017da
15932d65
hex6ac034

6996020 has 12 divisors (see below), whose sum is σ = 14691684. Its totient is φ = 2798400.

The previous prime is 6996019. The next prime is 6996037. The reversal of 6996020 is 206996.

It can be written as a sum of positive squares in 2 ways, for example, as 3083536 + 3912484 = 1756^2 + 1978^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174881 + ... + 174920.

It is an arithmetic number, because the mean of its divisors is an integer number (1224307).

Almost surely, 26996020 is an apocalyptic number.

It is an amenable number.

6996020 is an abundant number, since it is smaller than the sum of its proper divisors (7695664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6996020 is a wasteful number, since it uses less digits than its factorization.

6996020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349810 (or 349808 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 6996020 is about 2644.9990548202. Note that the first 3 decimals coincide. The cubic root of 6996020 is about 191.2568568034.

The spelling of 6996020 in words is "six million, nine hundred ninety-six thousand, twenty".

Divisors: 1 2 4 5 10 20 349801 699602 1399204 1749005 3498010 6996020