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1111401010 = 251719477321
BaseRepresentation
bin100001000111110…
…1010001000110010
32212110022000120101
41002033222020302
54234004313020
6302141103014
736353516116
oct10217521062
92773260511
101111401010
115203a2035
12270257a6a
13149343145
14a7869746
156788900a
hex423ea232

1111401010 has 64 divisors (see below), whose sum is σ = 2277434880. Its totient is φ = 387901440.

The previous prime is 1111401007. The next prime is 1111401023. The reversal of 1111401010 is 101041111.

It is a Harshad number since it is a multiple of its sum of digits (10).

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 31 ways as a sum of consecutive naturals, for example, 148150 + ... + 155470.

It is an arithmetic number, because the mean of its divisors is an integer number (35584920).

Almost surely, 21111401010 is an apocalyptic number.

1111401010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111401010 is an abundant number, since it is smaller than the sum of its proper divisors (1166033870).

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

1111401010 is a wasteful number, since it uses less digits than its factorization.

1111401010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7411.

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 1111401010 is about 33337.6815330641. The cubic root of 1111401010 is about 1035.8342391434.

Adding to 1111401010 its reverse (101041111), we get a palindrome (1212442121).

The spelling of 1111401010 in words is "one billion, one hundred eleven million, four hundred one thousand, ten".

Divisors: 1 2 5 10 17 19 34 38 47 85 94 95 170 190 235 323 470 646 799 893 1598 1615 1786 3230 3995 4465 7321 7990 8930 14642 15181 30362 36605 73210 75905 124457 139099 151810 248914 278198 344087 622285 688174 695495 1244570 1390990 1720435 2364683 3440870 4729366 5849479 6537653 11698958 11823415 13075306 23646830 29247395 32688265 58494790 65376530 111140101 222280202 555700505 1111401010