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10025441280 = 2113651779
BaseRepresentation
bin10010101011001000…
…00001100000000000
3221212200122012000000
421111210001200000
5131013003110110
64334452000000
7503303562531
oct112544014000
927780565000
1010025441280
114285111468
121b39600000
13c3a05749a
146b16a6688
153da2361c0
hex255901800

10025441280 has 672 divisors, whose sum is σ = 38671214400. Its totient is φ = 2484338688.

The previous prime is 10025441233. The next prime is 10025441339. The reversal of 10025441280 is 8214452001.

10025441280 is a `hidden beast` number, since 100 + 2 + 544 + 12 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 126904281 + ... + 126904359.

It is an arithmetic number, because the mean of its divisors is an integer number (57546450).

Almost surely, 210025441280 is an apocalyptic number.

10025441280 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 10025441280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19335607200).

10025441280 is an abundant number, since it is smaller than the sum of its proper divisors (28645773120).

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

10025441280 is an frugal number, since it uses more digits than its factorization.

10025441280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

Adding to 10025441280 its reverse (8214452001), we get a palindrome (18239893281).

The spelling of 10025441280 in words is "ten billion, twenty-five million, four hundred forty-one thousand, two hundred eighty".