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131007270241 = 491625742643
BaseRepresentation
bin111101000000010100…
…1000100110101100001
3110112011010021212122001
41322000221010311201
54121300330121431
6140103420244001
712315324265201
oct1720051046541
9415133255561
10131007270241
1150618209181
12214820a0601
13c47a788c23
1464ab18a401
15361b4cde61
hex1e80a44d61

131007270241 has 8 divisors (see below), whose sum is σ = 131298146784. Its totient is φ = 130716492480.

The previous prime is 131007270217. The next prime is 131007270319. The reversal of 131007270241 is 142072700131.

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 131007270241 - 27 = 131007270113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131007270341) 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, 3050866 + ... + 3093508.

It is an arithmetic number, because the mean of its divisors is an integer number (16412268348).

Almost surely, 2131007270241 is an apocalyptic number.

It is an amenable number.

131007270241 is a deficient number, since it is larger than the sum of its proper divisors (290876543).

131007270241 is an equidigital number, since it uses as much as digits as its factorization.

131007270241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49391.

The product of its (nonzero) digits is 2352, while the sum is 28.

Adding to 131007270241 its reverse (142072700131), we get a palindrome (273079970372).

The spelling of 131007270241 in words is "one hundred thirty-one billion, seven million, two hundred seventy thousand, two hundred forty-one".

Divisors: 1 491 6257 42643 3072187 20937713 266817251 131007270241