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2160043068 = 2232319973919
BaseRepresentation
bin1000000010111111…
…1010010000111100
312120112111120001010
42000233322100330
513410432334233
6554201115220
7104346030441
oct20057722074
95515446033
102160043068
11a09319367
12503488b10
132856815c1
14166c399c8
15c9977b63
hex80bfa43c

2160043068 has 48 divisors (see below), whose sum is σ = 5263211520. Its totient is φ = 688188864.

The previous prime is 2160043049. The next prime is 2160043073. The reversal of 2160043068 is 8603400612.

It is a super-2 number, since 2×21600430682 = 9331572111229705248, which contains 22 as substring.

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, 549213 + ... + 553131.

It is an arithmetic number, because the mean of its divisors is an integer number (109650240).

Almost surely, 22160043068 is an apocalyptic number.

It is an amenable number.

2160043068 is an abundant number, since it is smaller than the sum of its proper divisors (3103168452).

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

2160043068 is a wasteful number, since it uses less digits than its factorization.

2160043068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5946 (or 5944 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 2160043068 is about 46476.2634900871. The cubic root of 2160043068 is about 1292.6694053688.

The spelling of 2160043068 in words is "two billion, one hundred sixty million, forty-three thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 1997 3919 3994 5991 7838 7988 11757 11982 15676 23514 23964 45931 47028 90137 91862 137793 180274 183724 270411 275586 360548 540822 551172 1081644 7826243 15652486 23478729 31304972 46957458 93914916 180003589 360007178 540010767 720014356 1080021534 2160043068