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12530000716400 = 2452213911464401
BaseRepresentation
bin1011011001010101111000…
…1111011110001001110000
31122100212010021221010010102
42312111132033132021300
53120242420140411100
642352111452451532
72432156045533346
oct266253617361160
948325107833112
1012530000716400
113aa0a418255a2
1214a4493a79ba8
136cb7600c384b
14314653395996
1516ae0276ecd5
hexb655e3de270

12530000716400 has 60 divisors (see below), whose sum is σ = 30104754568224. Its totient is φ = 5011762560000.

The previous prime is 12530000716327. The next prime is 12530000716427. The reversal of 12530000716400 is 461700003521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7824200 + ... + 9288600.

Almost surely, 212530000716400 is an apocalyptic number.

12530000716400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12530000716400 is an abundant number, since it is smaller than the sum of its proper divisors (17574753851824).

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

12530000716400 is a wasteful number, since it uses less digits than its factorization.

12530000716400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485810 (or 1485799 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

Adding to 12530000716400 its reverse (461700003521), we get a palindrome (12991700719921).

The spelling of 12530000716400 in words is "twelve trillion, five hundred thirty billion, seven hundred sixteen thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 21391 42782 85564 106955 171128 213910 342256 427820 534775 855640 1069550 1464401 1711280 2139100 2928802 4278200 5857604 7322005 8556400 11715208 14644010 23430416 29288020 36610025 58576040 73220050 117152080 146440100 292880200 585760400 31325001791 62650003582 125300007164 156625008955 250600014328 313250017910 501200028656 626500035820 783125044775 1253000071640 1566250089550 2506000143280 3132500179100 6265000358200 12530000716400