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2268107761 = 31143116921
BaseRepresentation
bin1000011100110000…
…1001001111110001
312212001211210221011
42013030021033301
514121113422021
61013021230521
7110130412033
oct20714111761
95761753834
102268107761
11a64318a27
12533702441
132a1b89aca
14177329c53
15d41c1de1
hex873093f1

2268107761 has 8 divisors (see below), whose sum is σ = 2280814848. Its totient is φ = 2255436000.

The previous prime is 2268107759. The next prime is 2268107771. The reversal of 2268107761 is 1677018622.

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 2268107761 - 21 = 2268107759 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2268107771) 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, 125581 + ... + 142501.

It is an arithmetic number, because the mean of its divisors is an integer number (285101856).

Almost surely, 22268107761 is an apocalyptic number.

It is an amenable number.

2268107761 is a deficient number, since it is larger than the sum of its proper divisors (12707087).

2268107761 is a wasteful number, since it uses less digits than its factorization.

2268107761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17663.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 2268107761 is about 47624.6549698788. The cubic root of 2268107761 is about 1313.8765503388.

The spelling of 2268107761 in words is "two billion, two hundred sixty-eight million, one hundred seven thousand, seven hundred sixty-one".

Divisors: 1 311 431 16921 134041 5262431 7292951 2268107761