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130425124012 = 22205431587221
BaseRepresentation
bin111100101110111110…
…0010111010010101100
3110110122112212210010121
41321131330113102230
54114102312432022
6135525543014324
712265025155651
oct1713574272254
9413575783117
10130425124012
1150349645097
122133b13a3a4
13c3b6ca18c1
146453b2dc28
1535d533b2c7
hex1e5df174ac

130425124012 has 12 divisors (see below), whose sum is σ = 228255221376. Its totient is φ = 65209346480.

The previous prime is 130425124003. The next prime is 130425124013. The reversal of 130425124012 is 210421524031.

It is a super-2 number, since 2×1304251240122 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (130425124013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 711439 + ... + 875782.

It is an arithmetic number, because the mean of its divisors is an integer number (19021268448).

Almost surely, 2130425124012 is an apocalyptic number.

It is an amenable number.

130425124012 is a deficient number, since it is larger than the sum of its proper divisors (97830097364).

130425124012 is a wasteful number, since it uses less digits than its factorization.

130425124012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607768 (or 1607766 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 130425124012 its reverse (210421524031), we get a palindrome (340846648043).

The spelling of 130425124012 in words is "one hundred thirty billion, four hundred twenty-five million, one hundred twenty-four thousand, twelve".

Divisors: 1 2 4 20543 41086 82172 1587221 3174442 6348884 32606281003 65212562006 130425124012