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2067231228 = 223738092917
BaseRepresentation
bin111101100110111…
…0111000111111100
312100001212020010120
41323031313013330
513213202344403
6541043534540
7102141114126
oct17315670774
95301766116
102067231228
11970997467
1249838a450
1326c38685a
1415879a216
15c1742e53
hex7b3771fc

2067231228 has 48 divisors (see below), whose sum is σ = 4897337760. Its totient is φ = 678564864.

The previous prime is 2067231211. The next prime is 2067231241. The reversal of 2067231228 is 8221327602.

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, 707226 + ... + 710142.

It is an arithmetic number, because the mean of its divisors is an integer number (102027870).

Almost surely, 22067231228 is an apocalyptic number.

It is an amenable number.

2067231228 is an abundant number, since it is smaller than the sum of its proper divisors (2830106532).

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

2067231228 is a wasteful number, since it uses less digits than its factorization.

2067231228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3806 (or 3804 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 2067231228 is about 45466.8145794270. The cubic root of 2067231228 is about 1273.8834213675.

The spelling of 2067231228 in words is "two billion, sixty-seven million, two hundred thirty-one thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 12 73 146 219 292 438 809 876 1618 2427 2917 3236 4854 5834 8751 9708 11668 17502 35004 59057 118114 177171 212941 236228 354342 425882 638823 708684 851764 1277646 2359853 2555292 4719706 7079559 9439412 14159118 28318236 172269269 344538538 516807807 689077076 1033615614 2067231228