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11103000420 = 2235185050007
BaseRepresentation
bin10100101011100101…
…00101011101100100
31001122210020212020210
422111302211131210
5140214332003140
65033423455420
7542066642421
oct122562453544
931583225223
1011103000420
114788399606
12219a457570
13107c37ba45
14774842d48
1544eb37d80
hex295ca5764

11103000420 has 24 divisors (see below), whose sum is σ = 31088401344. Its totient is φ = 2960800096.

The previous prime is 11103000383. The next prime is 11103000437. The reversal of 11103000420 is 2400030111.

It is a happy number.

11103000420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 11103000396 and 11103000405.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 92524944 + ... + 92525063.

It is an arithmetic number, because the mean of its divisors is an integer number (1295350056).

Almost surely, 211103000420 is an apocalyptic number.

11103000420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103000420 is an abundant number, since it is smaller than the sum of its proper divisors (19985400924).

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

11103000420 is a wasteful number, since it uses less digits than its factorization.

11103000420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185050019 (or 185050017 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 11103000420 its reverse (2400030111), we get a palindrome (13503030531).

The spelling of 11103000420 in words is "eleven billion, one hundred three million, four hundred twenty", and thus it is an aban number.

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 185050007 370100014 555150021 740200028 925250035 1110300042 1850500070 2220600084 2775750105 3701000140 5551500210 11103000420