Search a number
-
+
131101303201 = 11411514794019
BaseRepresentation
bin111101000011000111…
…1110010000110100001
3110112101200020020121021
41322012033302012201
54121443413200301
6140121015525441
712320545455601
oct1720617620641
9415350206537
10131101303201
11506662a4570
12214a9689881
13c4940c072b
1464b9866c01
1536248a58a1
hex1e863f21a1

131101303201 has 32 divisors (see below), whose sum is σ = 147822796800. Its totient is φ = 115236240000.

The previous prime is 131101303187. The next prime is 131101303213. The reversal of 131101303201 is 102303101131.

It is not a de Polignac number, because 131101303201 - 25 = 131101303169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131101303241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32618370 + ... + 32622388.

It is an arithmetic number, because the mean of its divisors is an integer number (4619462400).

Almost surely, 2131101303201 is an apocalyptic number.

131101303201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

131101303201 is a deficient number, since it is larger than the sum of its proper divisors (16721493599).

131101303201 is a wasteful number, since it uses less digits than its factorization.

131101303201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4701.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 131101303201 its reverse (102303101131), we get a palindrome (233404404332).

The spelling of 131101303201 in words is "one hundred thirty-one billion, one hundred one million, three hundred three thousand, two hundred one".

Divisors: 1 11 41 151 451 479 1661 4019 5269 6191 19639 44209 68101 72329 164779 216029 606869 795619 1812569 1925101 2965489 6675559 21176111 24881629 32620379 78929141 273697919 290690251 868220551 3197592761 11918300291 131101303201