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130504788189440 = 285797661227167
BaseRepresentation
bin11101101011000110000011…
…100010101010000100000000
3122010002010200002001020002222
4131223012003202222010000
5114101142301234030230
61141321023320430212
736326442211421120
oct3553060342520400
9563063602036088
10130504788189440
1138645851753285
1212778851618368
1357a8719700842
1424326732a8c80
151014ae07446e5
hex76b1838aa100

130504788189440 has 288 divisors, whose sum is σ = 361487560648704. Its totient is φ = 44216026398720.

The previous prime is 130504788189319. The next prime is 130504788189499. The reversal of 130504788189440 is 44981887405031.

It is a super-2 number, since 2×1305047881894402 (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 574374737 + ... + 574601903.

Almost surely, 2130504788189440 is an apocalyptic number.

130504788189440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130504788189440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180743780324352).

130504788189440 is an abundant number, since it is smaller than the sum of its proper divisors (230982772459264).

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

130504788189440 is an equidigital number, since it uses as much as digits as its factorization.

130504788189440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227953 (or 227939 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 62.

The spelling of 130504788189440 in words is "one hundred thirty trillion, five hundred four billion, seven hundred eighty-eight million, one hundred eighty-nine thousand, four hundred forty".