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131402303223001 = 829160998512741
BaseRepresentation
bin11101111000001001111011…
…100110110011010011011001
3122020020221022102220221020021
4131320021323212303103121
5114210343404111114001
61143245215034430441
736451334366345416
oct3570117346632331
9566227272827207
10131402303223001
1138961449577aa8
12128a2791592421
1358422513c21b5
142463c9663510d
15102d11ea14ba1
hex77827b9b34d9

131402303223001 has 8 divisors (see below), whose sum is σ = 131642577134600. Its totient is φ = 131162226341760.

The previous prime is 131402303222999. The next prime is 131402303223011. The reversal of 131402303223001 is 100322303204131.

It can be written as a sum of positive squares in 4 ways, for example, as 81504693720025 + 49897609502976 = 9027995^2 + 7063824^2 .

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 131402303223001 - 21 = 131402303222999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131402303223011) 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, 47922510 + ... + 50590231.

It is an arithmetic number, because the mean of its divisors is an integer number (16455322141825).

Almost surely, 2131402303223001 is an apocalyptic number.

It is an amenable number.

131402303223001 is a deficient number, since it is larger than the sum of its proper divisors (240273911599).

131402303223001 is an equidigital number, since it uses as much as digits as its factorization.

131402303223001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98515179.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 131402303223001 its reverse (100322303204131), we get a palindrome (231724606427132).

The spelling of 131402303223001 in words is "one hundred thirty-one trillion, four hundred two billion, three hundred three million, two hundred twenty-three thousand, one".

Divisors: 1 829 1609 1333861 98512741 81667062289 158507000269 131402303223001