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2028710852 = 22772453959
BaseRepresentation
bin111100011101011…
…1010101111000100
312020101101012002222
41320322322233010
513123322221402
6533150151512
7101162520620
oct17072725704
95211335088
102028710852
11951177543
124874b2598
132643ba62c
14153610180
15bd1847a2
hex78ebabc4

2028710852 has 12 divisors (see below), whose sum is σ = 4057421760. Its totient is φ = 869447496.

The previous prime is 2028710813. The next prime is 2028710869. The reversal of 2028710852 is 2580178202.

2028710852 is an admirable 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, 36226952 + ... + 36227007.

It is an arithmetic number, because the mean of its divisors is an integer number (338118480).

Almost surely, 22028710852 is an apocalyptic number.

It is an amenable number.

2028710852 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2028710852 is a wasteful number, since it uses less digits than its factorization.

2028710852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72453970 (or 72453968 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 35.

The square root of 2028710852 is about 45041.2128167082. The cubic root of 2028710852 is about 1265.9213297792.

The spelling of 2028710852 in words is "two billion, twenty-eight million, seven hundred ten thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 14 28 72453959 144907918 289815836 507177713 1014355426 2028710852