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130440010444 = 221571061319571
BaseRepresentation
bin111100101111011010…
…1001001101011001100
3110110200120220002110221
41321132311021223030
54114120120313234
6135531234041124
712265265536432
oct1713665115314
9413616802427
10130440010444
1150356a92527
12213441191a4
13c3ba0b4643
146455ac6d52
1535d67cbeb4
hex1e5ed49acc

130440010444 has 24 divisors (see below), whose sum is σ = 229757352048. Its totient is φ = 64795174080.

The previous prime is 130440010411. The next prime is 130440010489. The reversal of 130440010444 is 444010044031.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6655179 + ... + 6674749.

It is an arithmetic number, because the mean of its divisors is an integer number (9573223002).

Almost surely, 2130440010444 is an apocalyptic number.

It is an amenable number.

130440010444 is a deficient number, since it is larger than the sum of its proper divisors (99317341604).

130440010444 is a wasteful number, since it uses less digits than its factorization.

130440010444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30345 (or 30343 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 130440010444 its reverse (444010044031), we get a palindrome (574450054475).

The spelling of 130440010444 in words is "one hundred thirty billion, four hundred forty million, ten thousand, four hundred forty-four".

Divisors: 1 2 4 157 314 628 10613 19571 21226 39142 42452 78284 1666241 3072647 3332482 6145294 6664964 12290588 207707023 415414046 830828092 32610002611 65220005222 130440010444