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9280039901 = 113072748013
BaseRepresentation
bin10001010010010001…
…00010101111011101
3212221202000212112112
420221020202233131
5123001142234101
64132503243405
7445653015626
oct105110425735
925852025475
109280039901
113a32382370
12196ba49565
13b4b7acb92
146406b0a4d
15394a966bb
hex229222bdd

9280039901 has 8 divisors (see below), whose sum is σ = 10156659744. Its totient is φ = 8408916720.

The previous prime is 9280039871. The next prime is 9280039919. The reversal of 9280039901 is 1099300829.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9280039901 - 218 = 9279777757 is a prime.

It is a super-2 number, since 2×92800399012 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9280039921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1370630 + ... + 1377383.

It is an arithmetic number, because the mean of its divisors is an integer number (1269582468).

Almost surely, 29280039901 is an apocalyptic number.

It is an amenable number.

9280039901 is a deficient number, since it is larger than the sum of its proper divisors (876619843).

9280039901 is a wasteful number, since it uses less digits than its factorization.

9280039901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2748331.

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 9280039901 is about 96332.9637299715. The cubic root of 9280039901 is about 2101.4381608234.

The spelling of 9280039901 in words is "nine billion, two hundred eighty million, thirty-nine thousand, nine hundred one".

Divisors: 1 11 307 3377 2748013 30228143 843639991 9280039901