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131023300024 = 2319185748233
BaseRepresentation
bin111101000000110011…
…0001110010110111000
3110112012020110021100201
41322001212032112320
54121313431100044
6140105152011544
712315610450231
oct1720146162670
9415166407321
10131023300024
1150626267631
1221487530bb4
13c480bac1c6
1464ad360088
15361cae87d4
hex1e8198e5b8

131023300024 has 16 divisors (see below), whose sum is σ = 246954913920. Its totient is φ = 65168656320.

The previous prime is 131023300003. The next prime is 131023300033. The reversal of 131023300024 is 420003320131.

It is a junction number, because it is equal to n+sod(n) for n = 131023299974 and 131023300010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42872589 + ... + 42875644.

It is an arithmetic number, because the mean of its divisors is an integer number (15434682120).

Almost surely, 2131023300024 is an apocalyptic number.

It is an amenable number.

131023300024 is a deficient number, since it is larger than the sum of its proper divisors (115931613896).

131023300024 is a wasteful number, since it uses less digits than its factorization.

131023300024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85748430 (or 85748426 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 131023300024 its reverse (420003320131), we get a palindrome (551026620155).

The spelling of 131023300024 in words is "one hundred thirty-one billion, twenty-three million, three hundred thousand, twenty-four".

Divisors: 1 2 4 8 191 382 764 1528 85748233 171496466 342992932 685985864 16377912503 32755825006 65511650012 131023300024