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1200041000240 = 245269148737501
BaseRepresentation
bin10001011101101000000…
…001000111110100110000
311020201111220212010201212
4101131220001013310300
5124130140444001430
62315142523215252
7152462064125165
oct21355001076460
94221456763655
101200041000240
11422a30950195
121746ab377528
1389217c418c4
1442121b5c06c
15213385d8b95
hex11768047d30

1200041000240 has 80 divisors (see below), whose sum is σ = 2802425454720. Its totient is φ = 477897600000.

The previous prime is 1200041000237. The next prime is 1200041000243. The reversal of 1200041000240 is 420001400021.

It is an interprime number because it is at equal distance from previous prime (1200041000237) and next prime (1200041000243).

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (1200041000243) 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 15 ways as a sum of consecutive naturals, for example, 31981490 + ... + 32018990.

It is an arithmetic number, because the mean of its divisors is an integer number (35030318184).

Almost surely, 21200041000240 is an apocalyptic number.

1200041000240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200041000240 is an abundant number, since it is smaller than the sum of its proper divisors (1602384454480).

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

1200041000240 is a wasteful number, since it uses less digits than its factorization.

1200041000240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39270 (or 39264 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1200041000240 its reverse (420001400021), we get a palindrome (1620042400261).

The spelling of 1200041000240 in words is "one trillion, two hundred billion, forty-one million, two hundred forty", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 16 20 40 80 269 538 1076 1345 1487 2152 2690 2974 4304 5380 5948 7435 10760 11896 14870 21520 23792 29740 37501 59480 75002 118960 150004 187505 300008 375010 400003 600016 750020 800006 1500040 1600012 2000015 3000080 3200024 4000030 6400048 8000060 10087769 16000120 20175538 32000240 40351076 50438845 55763987 80702152 100877690 111527974 161404304 201755380 223055948 278819935 403510760 446111896 557639870 807021520 892223792 1115279740 2230559480 4461118960 15000512503 30001025006 60002050012 75002562515 120004100024 150005125030 240008200048 300010250060 600020500120 1200041000240