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8740042880400 = 24325213677338183
BaseRepresentation
bin111111100101111001100…
…1001101011010110010000
31010221112120121121212221200
41333023303021223112100
52121144101434133100
630331041551151200
71561306260466266
oct177136311532620
933845517555850
108740042880400
11286a6a4398617
12b91a66815500
134b524ac78270
1422303db14436
15102536674e00
hex7f2f326b590

8740042880400 has 720 divisors, whose sum is σ = 33606000494976. Its totient is φ = 2090198753280.

The previous prime is 8740042880381. The next prime is 8740042880461. The reversal of 8740042880400 is 40882400478.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 228879709 + ... + 228917891.

Almost surely, 28740042880400 is an apocalyptic number.

8740042880400 is a gapful number since it is divisible by the number (80) 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 8740042880400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16803000247488).

8740042880400 is an abundant number, since it is smaller than the sum of its proper divisors (24865957614576).

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

8740042880400 is a wasteful number, since it uses less digits than its factorization.

8740042880400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38360 (or 38346 counting only the distinct ones).

The product of its (nonzero) digits is 458752, while the sum is 45.

The spelling of 8740042880400 in words is "eight trillion, seven hundred forty billion, forty-two million, eight hundred eighty thousand, four hundred".