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130021130310 = 23531139807667
BaseRepresentation
bin111100100010111011…
…1010000000001000110
3110102121101200202221220
41321011313100001012
54112240402132220
6135421512021210
712252021241521
oct1710567200106
9412541622856
10130021130310
11501615a16a5
1221247991806
13c351392586
146416209bb8
1535aeb39540
hex1e45dd0046

130021130310 has 32 divisors (see below), whose sum is σ = 322116867072. Its totient is φ = 33553839840.

The previous prime is 130021130293. The next prime is 130021130333. The reversal of 130021130310 is 13031120031.

It is a super-2 number, since 2×1300211303102 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 130021130310.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69902904 + ... + 69904763.

It is an arithmetic number, because the mean of its divisors is an integer number (10066152096).

Almost surely, 2130021130310 is an apocalyptic number.

130021130310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130021130310 is an abundant number, since it is smaller than the sum of its proper divisors (192095736762).

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

130021130310 is a wasteful number, since it uses less digits than its factorization.

130021130310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139807708.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 130021130310 its reverse (13031120031), we get a palindrome (143052250341).

The spelling of 130021130310 in words is "one hundred thirty billion, twenty-one million, one hundred thirty thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 139807667 279615334 419423001 699038335 838846002 1398076670 2097115005 4194230010 4334037677 8668075354 13002113031 21670188385 26004226062 43340376770 65010565155 130021130310