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1023414220 = 22551170711
BaseRepresentation
bin111101000000000…
…000111111001100
32122022201211101101
4331000000333030
54043443223340
6245315152444
734234606633
oct7500007714
92568654341
101023414220
11485766284
122468a5724
1313404765a
1499cc451a
155eca8c9a
hex3d000fcc

1023414220 has 12 divisors (see below), whose sum is σ = 2149169904. Its totient is φ = 409365680.

The previous prime is 1023414209. The next prime is 1023414247. The reversal of 1023414220 is 224143201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25585336 + ... + 25585375.

It is an arithmetic number, because the mean of its divisors is an integer number (179097492).

Almost surely, 21023414220 is an apocalyptic number.

1023414220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023414220 is an abundant number, since it is smaller than the sum of its proper divisors (1125755684).

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

1023414220 is a wasteful number, since it uses less digits than its factorization.

1023414220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51170720 (or 51170718 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1023414220 is about 31990.8458781571. The cubic root of 1023414220 is about 1007.7446062365.

Adding to 1023414220 its reverse (224143201), we get a palindrome (1247557421).

The spelling of 1023414220 in words is "one billion, twenty-three million, four hundred fourteen thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 51170711 102341422 204682844 255853555 511707110 1023414220