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130425224420 = 22522728728023
BaseRepresentation
bin111100101110111110…
…0101111110011100100
3110110122120001212212102
41321131330233303210
54114102324140140
6135525545111232
712265026054461
oct1713574576344
9413576055772
10130425224420
1150349703577
122133b188518
13c3b700850a
146453b58668
1535d535ae15
hex1e5df2fce4

130425224420 has 24 divisors (see below), whose sum is σ = 275099557824. Its totient is φ = 51940263776.

The previous prime is 130425224411. The next prime is 130425224441. The reversal of 130425224420 is 24422524031.

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, 14359472 + ... + 14368551.

It is an arithmetic number, because the mean of its divisors is an integer number (11462481576).

Almost surely, 2130425224420 is an apocalyptic number.

130425224420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130425224420 is an abundant number, since it is smaller than the sum of its proper divisors (144674333404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130425224420 is a wasteful number, since it uses less digits than its factorization.

130425224420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28728259 (or 28728257 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 130425224420 its reverse (24422524031), we get a palindrome (154847748451).

The spelling of 130425224420 in words is "one hundred thirty billion, four hundred twenty-five million, two hundred twenty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 227 454 908 1135 2270 4540 28728023 57456046 114912092 143640115 287280230 574560460 6521261221 13042522442 26085044884 32606306105 65212612210 130425224420