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1024241001220 = 225177514011283
BaseRepresentation
bin11101110011110011000…
…01010110001100000100
310121220202010010212201001
432321321201112030010
5113240121144014340
62102310235143044
7133666434601663
oct16717141261404
93556663125631
101024241001220
113654183859a8
121466082a4a84
137577c4a6648
1437805a98dda
151b9999b029a
hexee79856304

1024241001220 has 48 divisors (see below), whose sum is σ = 2280463089408. Its totient is φ = 385083072000.

The previous prime is 1024241001187. The next prime is 1024241001229. The reversal of 1024241001220 is 221001424201.

It is not an unprimeable number, because it can be changed into a prime (1024241001229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1750302 + ... + 2260981.

It is an arithmetic number, because the mean of its divisors is an integer number (47509647696).

Almost surely, 21024241001220 is an apocalyptic number.

1024241001220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1024241001220 is an abundant number, since it is smaller than the sum of its proper divisors (1256222088188).

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

1024241001220 is a wasteful number, since it uses less digits than its factorization.

1024241001220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4012060 (or 4012058 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1024241001220 its reverse (221001424201), we get a palindrome (1245242425421).

The spelling of 1024241001220 in words is "one trillion, twenty-four billion, two hundred forty-one million, one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 751 1502 3004 3755 7510 12767 15020 25534 51068 63835 127670 255340 4011283 8022566 16045132 20056415 40112830 68191811 80225660 136383622 272767244 340959055 681918110 1363836220 3012473533 6024947066 12049894132 15062367665 30124735330 51212050061 60249470660 102424100122 204848200244 256060250305 512120500610 1024241001220