Search a number
-
+
131001010201 = 1791897938561
BaseRepresentation
bin111101000000001000…
…1001100100000011001
3110112010200111211110201
41322000101030200121
54121242224311301
6140103034142201
712315220133305
oct1720021144031
9415120454421
10131001010201
1150614722996
122147bb81961
13c4793a6769
1464aa3dad05
15361ab94201
hex1e8044c819

131001010201 has 8 divisors (see below), whose sum is σ = 131743216800. Its totient is φ = 130258919040.

The previous prime is 131001010199. The next prime is 131001010219. The reversal of 131001010201 is 102010100131.

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 131001010201 - 21 = 131001010199 is a prime.

It is a super-2 number, since 2×1310010102012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131001010291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3377961 + ... + 3416521.

It is an arithmetic number, because the mean of its divisors is an integer number (16467902100).

Almost surely, 2131001010201 is an apocalyptic number.

It is an amenable number.

131001010201 is a deficient number, since it is larger than the sum of its proper divisors (742206599).

131001010201 is a wasteful number, since it uses less digits than its factorization.

131001010201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57719.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 131001010201 its reverse (102010100131), we get a palindrome (233011110332).

The spelling of 131001010201 in words is "one hundred thirty-one billion, one million, ten thousand, two hundred one".

Divisors: 1 179 18979 38561 3397241 6902419 731849219 131001010201