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5241221305 = 53133814331
BaseRepresentation
bin1001110000110011…
…01011000010111001
3111112021021121222121
410320121223002321
541213223040210
62224025321241
7243611434405
oct47031530271
914467247877
105241221305
11224a595161
121023336221
13656b195a8
1437a134105
1520a2046da
hex13866b0b9

5241221305 has 8 divisors (see below), whose sum is σ = 6492351744. Its totient is φ = 4057719600.

The previous prime is 5241221299. The next prime is 5241221311. The reversal of 5241221305 is 5031221425.

It is an interprime number because it is at equal distance from previous prime (5241221299) and next prime (5241221311).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5241221305 - 229 = 4704350393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5241221305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16907011 + ... + 16907320.

It is an arithmetic number, because the mean of its divisors is an integer number (811543968).

Almost surely, 25241221305 is an apocalyptic number.

It is an amenable number.

5241221305 is a deficient number, since it is larger than the sum of its proper divisors (1251130439).

5241221305 is a wasteful number, since it uses less digits than its factorization.

5241221305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33814367.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 5241221305 is about 72396.2796350752. The cubic root of 5241221305 is about 1737.0440525415.

The spelling of 5241221305 in words is "five billion, two hundred forty-one million, two hundred twenty-one thousand, three hundred five".

Divisors: 1 5 31 155 33814331 169071655 1048244261 5241221305