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131010420430 = 2513101042043
BaseRepresentation
bin111101000000011010…
…1000101111011001110
3110112011100012220212201
41322000311011323032
54121302131423210
6140104011552114
712315363125341
oct1720065057316
9415140186781
10131010420430
1150619a6aa3a
122148315b63a
13c47b31ca46
1464ab76a458
15361b90253a
hex1e80d45ece

131010420430 has 8 divisors (see below), whose sum is σ = 235818756792. Its totient is φ = 52404168168.

The previous prime is 131010420361. The next prime is 131010420439. The reversal of 131010420430 is 34024010131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1310104204302 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131010420398 and 131010420407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131010420439) by changing a digit.

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, 6550521012 + ... + 6550521031.

It is an arithmetic number, because the mean of its divisors is an integer number (29477344599).

Almost surely, 2131010420430 is an apocalyptic number.

131010420430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131010420430 is a deficient number, since it is larger than the sum of its proper divisors (104808336362).

131010420430 is a wasteful number, since it uses less digits than its factorization.

131010420430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13101042050.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 131010420430 its reverse (34024010131), we get a palindrome (165034430561).

The spelling of 131010420430 in words is "one hundred thirty-one billion, ten million, four hundred twenty thousand, four hundred thirty".

Divisors: 1 2 5 10 13101042043 26202084086 65505210215 131010420430