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2229130247 = 25177311489
BaseRepresentation
bin1000010011011101…
…1101010000000111
312202100111112211112
42010313131100013
514031124131442
61005105555235
7106145203001
oct20467352007
95670445745
102229130247
11a44316603
12522645b1b
13296a907a6
141720a1371
15d0a73082
hex84ddd407

2229130247 has 8 divisors (see below), whose sum is σ = 2241101520. Its totient is φ = 2217184000.

The previous prime is 2229130213. The next prime is 2229130279. The reversal of 2229130247 is 7420319222.

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 2229130247 - 210 = 2229129223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2229135247) 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, 188279 + ... + 199767.

It is an arithmetic number, because the mean of its divisors is an integer number (280137690).

Almost surely, 22229130247 is an apocalyptic number.

2229130247 is a deficient number, since it is larger than the sum of its proper divisors (11971273).

2229130247 is a wasteful number, since it uses less digits than its factorization.

2229130247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12513.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2229130247 is about 47213.6658924087. The cubic root of 2229130247 is about 1306.3066817830.

Adding to 2229130247 its reverse (7420319222), we get a palindrome (9649449469).

The spelling of 2229130247 in words is "two billion, two hundred twenty-nine million, one hundred thirty thousand, two hundred forty-seven".

Divisors: 1 251 773 11489 194023 2883739 8880997 2229130247