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2240414431 = 19117916549
BaseRepresentation
bin1000010110001010…
…0000001011011111
312210010201211211021
42011202200023133
514042021230211
61010151505011
7106343131333
oct20542401337
95703654737
102240414431
11a4a723582
12526388167
13299211a18
1417379b7c3
15d1a51771
hex858a02df

2240414431 has 4 divisors (see below), whose sum is σ = 2358331000. Its totient is φ = 2122497864.

The previous prime is 2240414413. The next prime is 2240414437. The reversal of 2240414431 is 1344140422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1344140422 = 2672070211.

It is a cyclic number.

It is not a de Polignac number, because 2240414431 - 27 = 2240414303 is a prime.

It is a super-2 number, since 2×22404144312 = 10038913645266107522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2240414396 and 2240414405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240414437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58958256 + ... + 58958293.

It is an arithmetic number, because the mean of its divisors is an integer number (589582750).

Almost surely, 22240414431 is an apocalyptic number.

2240414431 is a deficient number, since it is larger than the sum of its proper divisors (117916569).

2240414431 is a wasteful number, since it uses less digits than its factorization.

2240414431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117916568.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 2240414431 is about 47333.0162888443. The cubic root of 2240414431 is about 1308.5072114378.

Adding to 2240414431 its reverse (1344140422), we get a palindrome (3584554853).

The spelling of 2240414431 in words is "two billion, two hundred forty million, four hundred fourteen thousand, four hundred thirty-one".

Divisors: 1 19 117916549 2240414431