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131242210024 = 2322171739943
BaseRepresentation
bin111101000111010100…
…1010011001011101000
3110112202111101001102111
41322032221103023220
54122241001210044
6140143012012104
712324206243632
oct1721651231350
9415674331374
10131242210024
1150728895992
1221528901034
13c4b7357753
1464d0465a52
153631e3ab34
hex1e8ea532e8

131242210024 has 16 divisors (see below), whose sum is σ = 246090575520. Its totient is φ = 65618056560.

The previous prime is 131242209977. The next prime is 131242210039. The reversal of 131242210024 is 420012242131.

It is a junction number, because it is equal to n+sod(n) for n = 131242209977 and 131242210004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192604 + ... + 547339.

It is an arithmetic number, because the mean of its divisors is an integer number (15380660970).

Almost surely, 2131242210024 is an apocalyptic number.

It is an amenable number.

131242210024 is a deficient number, since it is larger than the sum of its proper divisors (114848365496).

131242210024 is a wasteful number, since it uses less digits than its factorization.

131242210024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762120 (or 762116 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 131242210024 its reverse (420012242131), we get a palindrome (551254452155).

The spelling of 131242210024 in words is "one hundred thirty-one billion, two hundred forty-two million, two hundred ten thousand, twenty-four".

Divisors: 1 2 4 8 22171 44342 88684 177368 739943 1479886 2959772 5919544 16405276253 32810552506 65621105012 131242210024