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13124124030 = 2351923024779
BaseRepresentation
bin11000011100100001…
…00011110101111110
31020212122100120121210
430032100203311332
5203334233432110
610010143305250
7643141133163
oct141620436576
936778316553
1013124124030
1156252536a6
1226632ab226
131312010a84
148c703a06a
1551c2be520
hex30e423d7e

13124124030 has 32 divisors (see below), whose sum is σ = 33155683200. Its totient is φ = 3315568032.

The previous prime is 13124124017. The next prime is 13124124031. The reversal of 13124124030 is 3042142131.

It is a junction number, because it is equal to n+sod(n) for n = 13124123988 and 13124124006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13124124031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11511820 + ... + 11512959.

It is an arithmetic number, because the mean of its divisors is an integer number (1036115100).

Almost surely, 213124124030 is an apocalyptic number.

13124124030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13124124030 is an abundant number, since it is smaller than the sum of its proper divisors (20031559170).

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

13124124030 is a wasteful number, since it uses less digits than its factorization.

13124124030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23024808.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13124124030 its reverse (3042142131), we get a palindrome (16166266161).

The spelling of 13124124030 in words is "thirteen billion, one hundred twenty-four million, one hundred twenty-four thousand, thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 23024779 46049558 69074337 115123895 138148674 230247790 345371685 437470801 690743370 874941602 1312412403 2187354005 2624824806 4374708010 6562062015 13124124030