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131440300010 = 25191445115461
BaseRepresentation
bin111101001101001110…
…0111100111111101010
3110120021022010001210122
41322122130330333222
54123142204100020
6140214405443242
712332133054515
oct1723234747752
9416238101718
10131440300010
115081a693918
1221583110522
13c5193c3566
14650c8abd7c
153644519125
hex1e9a73cfea

131440300010 has 32 divisors (see below), whose sum is σ = 237900063744. Its totient is φ = 52285720000.

The previous prime is 131440300003. The next prime is 131440300073. The reversal of 131440300010 is 10003044131.

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, 8493680 + ... + 8509140.

It is an arithmetic number, because the mean of its divisors is an integer number (7434376992).

Almost surely, 2131440300010 is an apocalyptic number.

131440300010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131440300010 is a deficient number, since it is larger than the sum of its proper divisors (106459763734).

131440300010 is a wasteful number, since it uses less digits than its factorization.

131440300010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20110.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 131440300010 its reverse (10003044131), we get a palindrome (141443344141).

The spelling of 131440300010 in words is "one hundred thirty-one billion, four hundred forty million, three hundred thousand, ten".

Divisors: 1 2 5 10 191 382 955 1910 4451 8902 15461 22255 30922 44510 77305 154610 850141 1700282 2953051 4250705 5906102 8501410 14765255 29530510 68816911 137633822 344084555 688169110 13144030001 26288060002 65720150005 131440300010