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131311012333130 = 2571998730084461
BaseRepresentation
bin11101110110110100111010…
…001111101100011001001010
3122012221012200020000020002222
4131312310322033230121022
5114202344423124130010
61143135240222054042
736441623203523510
oct3566647217543112
9565835606006088
10131311012333130
1138926762211283
1212888b5441a322
135836763004776
14245d6b61084b0
15102aa7a197355
hex776d3a3ec64a

131311012333130 has 32 divisors (see below), whose sum is σ = 284342643250560. Its totient is φ = 42651396486720.

The previous prime is 131311012333117. The next prime is 131311012333177. The reversal of 131311012333130 is 31333210113131.

It is a self number, because there is not a number n which added to its sum of digits gives 131311012333130.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49365040901 + ... + 49365043560.

It is an arithmetic number, because the mean of its divisors is an integer number (8885707601580).

Almost surely, 2131311012333130 is an apocalyptic number.

131311012333130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131311012333130 is an abundant number, since it is smaller than the sum of its proper divisors (153031630917430).

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

131311012333130 is a wasteful number, since it uses less digits than its factorization.

131311012333130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98730084494.

The product of its (nonzero) digits is 1458, while the sum is 26.

Adding to 131311012333130 its reverse (31333210113131), we get a palindrome (162644222446261).

The spelling of 131311012333130 in words is "one hundred thirty-one trillion, three hundred eleven billion, twelve million, three hundred thirty-three thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 19 35 38 70 95 133 190 266 665 1330 98730084461 197460168922 493650422305 691110591227 987300844610 1382221182454 1875871604759 3455552956135 3751743209518 6911105912270 9379358023795 13131101233313 18758716047590 26262202466626 65655506166565 131311012333130