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2160480460 = 225557193939
BaseRepresentation
bin1000000011000110…
…0101000011001100
312120120022210000211
42000301211003030
513411040333320
6554214332204
7104352531565
oct20061450314
95516283024
102160480460
11a09597a46
1250365a064
132857a5708
14166d1116c
15c9a1255a
hex80c650cc

2160480460 has 24 divisors (see below), whose sum is σ = 4545177840. Its totient is φ = 862636224.

The previous prime is 2160480457. The next prime is 2160480461. The reversal of 2160480460 is 640840612.

It is not an unprimeable number, because it can be changed into a prime (2160480461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85830 + ... + 108109.

It is an arithmetic number, because the mean of its divisors is an integer number (189382410).

Almost surely, 22160480460 is an apocalyptic number.

2160480460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2160480460 is an abundant number, since it is smaller than the sum of its proper divisors (2384697380).

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

2160480460 is a wasteful number, since it uses less digits than its factorization.

2160480460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194505 (or 194503 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 2160480460 is about 46480.9687936902. The cubic root of 2160480460 is about 1292.7566513295.

The spelling of 2160480460 in words is "two billion, one hundred sixty million, four hundred eighty thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 557 1114 2228 2785 5570 11140 193939 387878 775756 969695 1939390 3878780 108024023 216048046 432096092 540120115 1080240230 2160480460