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2074643884 = 222322550477
BaseRepresentation
bin111101110101000…
…1000110110101100
312100120210211101101
41323222020312230
513222102101014
6541510452444
7102261116305
oct17352106654
95316724341
102074643884
1197509a725
1249a964124
13270a80841
141597697ac
15c2209474
hex7ba88dac

2074643884 has 12 divisors (see below), whose sum is σ = 3788480304. Its totient is φ = 992220944.

The previous prime is 2074643821. The next prime is 2074643887. The reversal of 2074643884 is 4883464702.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (2074643887) 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, 11275147 + ... + 11275330.

It is an arithmetic number, because the mean of its divisors is an integer number (315706692).

Almost surely, 22074643884 is an apocalyptic number.

It is an amenable number.

2074643884 is a deficient number, since it is larger than the sum of its proper divisors (1713836420).

2074643884 is a wasteful number, since it uses less digits than its factorization.

2074643884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22550504 (or 22550502 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 46.

The square root of 2074643884 is about 45548.2588470734. The cubic root of 2074643884 is about 1275.4042309714.

The spelling of 2074643884 in words is "two billion, seventy-four million, six hundred forty-three thousand, eight hundred eighty-four".

Divisors: 1 2 4 23 46 92 22550477 45100954 90201908 518660971 1037321942 2074643884