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2853049980 = 2235114322803
BaseRepresentation
bin1010101000001110…
…0001011001111100
321100211111221210210
42222003201121330
521320340044410
61151034432420
7130462344654
oct25203413174
97324457723
102853049980
111234521750
12677592710
13366112971
141d0cb3364
1511a718220
hexaa0e167c

2853049980 has 48 divisors (see below), whose sum is σ = 8714772864. Its totient is φ = 691648320.

The previous prime is 2853049907. The next prime is 2853050009. The reversal of 2853049980 is 899403582.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2160742 + ... + 2162061.

It is an arithmetic number, because the mean of its divisors is an integer number (181557768).

Almost surely, 22853049980 is an apocalyptic number.

2853049980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2853049980 is an abundant number, since it is smaller than the sum of its proper divisors (5861722884).

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

2853049980 is a wasteful number, since it uses less digits than its factorization.

2853049980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4322826 (or 4322824 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 2853049980 is about 53413.9493016571. The cubic root of 2853049980 is about 1418.3055202822.

The spelling of 2853049980 in words is "two billion, eight hundred fifty-three million, forty-nine thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 4322803 8645606 12968409 17291212 21614015 25936818 43228030 47550833 51873636 64842045 86456060 95101666 129684090 142652499 190203332 237754165 259368180 285304998 475508330 570609996 713262495 951016660 1426524990 2853049980