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2230480721 = 73119315323
BaseRepresentation
bin1000010011110010…
…0110111101010001
312202110001011100002
42010330212331101
514032000340341
61005154535345
7106162526150
oct20474467521
95673034302
102230480721
11a450591a7
12522b97555
132971443a1
14172333597
15d0c3d29b
hex84f26f51

2230480721 has 16 divisors (see below), whose sum is σ = 2633207808. Its totient is φ = 1848862800.

The previous prime is 2230480711. The next prime is 2230480723. The reversal of 2230480721 is 1270840322.

2230480721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2230480721 - 218 = 2230218577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2230480723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416366 + ... + 421688.

It is an arithmetic number, because the mean of its divisors is an integer number (164575488).

Almost surely, 22230480721 is an apocalyptic number.

It is an amenable number.

2230480721 is a deficient number, since it is larger than the sum of its proper divisors (402727087).

2230480721 is a wasteful number, since it uses less digits than its factorization.

2230480721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7292.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 2230480721 is about 47227.9654548023. The cubic root of 2230480721 is about 1306.5704284583.

The spelling of 2230480721 in words is "two billion, two hundred thirty million, four hundred eighty thousand, seven hundred twenty-one".

Divisors: 1 7 31 217 1931 5323 13517 37261 59861 165013 419027 1155091 10278713 71950991 318640103 2230480721