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131144414230 = 2553614056431
BaseRepresentation
bin111101000100011010…
…0001111010000010110
3110112111200100111211001
41322020310033100112
54122040432223410
6140125155533514
712321611061664
oct1721064172026
9415450314731
10131144414230
115068866a515
12214bbbba29a
13c4a000630b
1464c1489c34
15362856e33a
hex1e88d0f416

131144414230 has 32 divisors (see below), whose sum is σ = 244456818048. Its totient is φ = 50624246400.

The previous prime is 131144414147. The next prime is 131144414231. The reversal of 131144414230 is 32414441131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131144414231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1995886 + ... + 2060545.

It is an arithmetic number, because the mean of its divisors is an integer number (7639275564).

Almost surely, 2131144414230 is an apocalyptic number.

131144414230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131144414230 is a deficient number, since it is larger than the sum of its proper divisors (113312403818).

131144414230 is a wasteful number, since it uses less digits than its factorization.

131144414230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4056552.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 131144414230 its reverse (32414441131), we get a palindrome (163558855361).

The spelling of 131144414230 in words is "one hundred thirty-one billion, one hundred forty-four million, four hundred fourteen thousand, two hundred thirty".

Divisors: 1 2 5 10 53 61 106 122 265 305 530 610 3233 6466 16165 32330 4056431 8112862 20282155 40564310 214990843 247442291 429981686 494884582 1074954215 1237211455 2149908430 2474422910 13114441423 26228882846 65572207115 131144414230