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2011201302 = 2311257118571
BaseRepresentation
bin111011111100000…
…0111111100010110
312012011102121112010
41313320013330112
513104331420202
6531323005050
7100560633435
oct16770077426
95164377463
102011201302
119422a8340
12481669786
13260899956
1415117311c
15bb87676c
hex77e07f16

2011201302 has 32 divisors (see below), whose sum is σ = 4405186944. Its totient is φ = 607078400.

The previous prime is 2011201277. The next prime is 2011201321. The reversal of 2011201302 is 2031021102.

It is a congruent number.

It is an unprimeable number.

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, 42324 + ... + 76247.

It is an arithmetic number, because the mean of its divisors is an integer number (137662092).

Almost surely, 22011201302 is an apocalyptic number.

2011201302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2011201302 is an abundant number, since it is smaller than the sum of its proper divisors (2393985642).

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

2011201302 is a wasteful number, since it uses less digits than its factorization.

2011201302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118844.

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

The square root of 2011201302 is about 44846.4190543682. The cubic root of 2011201302 is about 1262.2687983907.

Adding to 2011201302 its reverse (2031021102), we get a palindrome (4042222404).

The spelling of 2011201302 in words is "two billion, eleven million, two hundred one thousand, three hundred two".

Divisors: 1 2 3 6 11 22 33 66 257 514 771 1542 2827 5654 8481 16962 118571 237142 355713 711426 1304281 2608562 3912843 7825686 30472747 60945494 91418241 182836482 335200217 670400434 1005600651 2011201302