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131886827423 = 1330781329591
BaseRepresentation
bin111101011010100010…
…0010100011110011111
3110121102102100000020222
41322311010110132133
54130101011434143
6140331000231555
712346164351641
oct1726504243637
9417372300228
10131886827423
1150a2974853a
122168876b5bb
13c58aa75770
146551d04891
15366d81d768
hex1eb511479f

131886827423 has 8 divisors (see below), whose sum is σ = 142037013216. Its totient is φ = 121737362400.

The previous prime is 131886827419. The next prime is 131886827491. The reversal of 131886827423 is 324728688131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131886827423 - 22 = 131886827419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131886827623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235358 + ... + 564948.

It is an arithmetic number, because the mean of its divisors is an integer number (17754626652).

Almost surely, 2131886827423 is an apocalyptic number.

131886827423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

131886827423 is a deficient number, since it is larger than the sum of its proper divisors (10150185793).

131886827423 is a wasteful number, since it uses less digits than its factorization.

131886827423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360385.

The product of its digits is 3096576, while the sum is 53.

The spelling of 131886827423 in words is "one hundred thirty-one billion, eight hundred eighty-six million, eight hundred twenty-seven thousand, four hundred twenty-three".

Divisors: 1 13 30781 329591 400153 4284683 10145140571 131886827423