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131202132033 = 376247720573
BaseRepresentation
bin111101000110001000…
…0011010100001000001
3110112122200221212202110
41322030100122201001
54122200221211113
6140135021005533
712323211502320
oct1721420324101
9415580855673
10131202132033
1150708201785
12215173b38a9
13c4abc6456b
1464c8dd20b7
15362d670bc3
hex1e8c41a841

131202132033 has 8 divisors (see below), whose sum is σ = 199927058368. Its totient is φ = 74972646864.

The previous prime is 131202132031. The next prime is 131202132043. The reversal of 131202132033 is 330231202131.

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

It is not a de Polignac number, because 131202132033 - 21 = 131202132031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 6247720573 = 131202132033 / (1 + 3 + 1 + 2 + 0 + 2 + 1 + 3 + 2 + 0 + 3 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131202132031) 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, 3123860266 + ... + 3123860307.

It is an arithmetic number, because the mean of its divisors is an integer number (24990882296).

Almost surely, 2131202132033 is an apocalyptic number.

It is an amenable number.

131202132033 is a deficient number, since it is larger than the sum of its proper divisors (68724926335).

131202132033 is an equidigital number, since it uses as much as digits as its factorization.

131202132033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6247720583.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 131202132033 its reverse (330231202131), we get a palindrome (461433334164).

The spelling of 131202132033 in words is "one hundred thirty-one billion, two hundred two million, one hundred thirty-two thousand, thirty-three".

Divisors: 1 3 7 21 6247720573 18743161719 43734044011 131202132033