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2240231401 = 53197214561
BaseRepresentation
bin1000010110000111…
…0011011111101001
312210010101112202101
42011201303133221
514041444401101
61010143533401
7106341436612
oct20541633751
95703345671
102240231401
11a4a609011
125262ba261
13299179615
14173750c09
15d1a17401
hex858737e9

2240231401 has 8 divisors (see below), whose sum is σ = 2294096904. Its totient is φ = 2186795520.

The previous prime is 2240231387. The next prime is 2240231417. The reversal of 2240231401 is 1041320422.

It can be written as a sum of positive squares in 4 ways, for example, as 656589376 + 1583642025 = 25624^2 + 39795^2 .

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 2240231401 - 25 = 2240231369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2240231801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96840 + ... + 117721.

It is an arithmetic number, because the mean of its divisors is an integer number (286762113).

Almost surely, 22240231401 is an apocalyptic number.

It is an amenable number.

2240231401 is a deficient number, since it is larger than the sum of its proper divisors (53865503).

2240231401 is a wasteful number, since it uses less digits than its factorization.

2240231401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214811.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2240231401 is about 47331.0828209117. The cubic root of 2240231401 is about 1308.4715777631.

Adding to 2240231401 its reverse (1041320422), we get a palindrome (3281551823).

The spelling of 2240231401 in words is "two billion, two hundred forty million, two hundred thirty-one thousand, four hundred one".

Divisors: 1 53 197 10441 214561 11371733 42268517 2240231401