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11270570720 = 25570441067
BaseRepresentation
bin10100111111100011…
…10100001011100000
31002002110120022111012
422133301310023200
5141040231230340
65102211240052
7546203161523
oct123761641340
932073508435
1011270570720
114863a41662
1222265a9028
1310a7cc0176
1478cbc2bba
1545e6d8565
hex29fc742e0

11270570720 has 24 divisors (see below), whose sum is σ = 26626723704. Its totient is φ = 4508228224.

The previous prime is 11270570659. The next prime is 11270570723. The reversal of 11270570720 is 2707507211.

11270570720 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 (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11270570723) 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 3 ways as a sum of consecutive naturals, for example, 35220374 + ... + 35220693.

It is an arithmetic number, because the mean of its divisors is an integer number (1109446821).

Almost surely, 211270570720 is an apocalyptic number.

11270570720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11270570720 is an abundant number, since it is smaller than the sum of its proper divisors (15356152984).

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

11270570720 is an equidigital number, since it uses as much as digits as its factorization.

11270570720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70441082 (or 70441074 counting only the distinct ones).

The product of its (nonzero) digits is 6860, while the sum is 32.

The spelling of 11270570720 in words is "eleven billion, two hundred seventy million, five hundred seventy thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 70441067 140882134 281764268 352205335 563528536 704410670 1127057072 1408821340 2254114144 2817642680 5635285360 11270570720