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3001415225 = 52978291493
BaseRepresentation
bin1011001011100101…
…1111011000111001
321202011200200122212
42302321133120321
522121330241400
61213454424505
7134243415464
oct26271373071
97664620585
103001415225
111300247756
126b9202135
1338aa8b753
142068942db
15128773335
hexb2e5f639

3001415225 has 24 divisors (see below), whose sum is σ = 3767180760. Its totient is φ = 2371921920.

The previous prime is 3001415191. The next prime is 3001415227. The reversal of 3001415225 is 5225141003.

It can be written as a sum of positive squares in 12 ways, for example, as 282105616 + 2719309609 = 16796^2 + 52147^2 .

It is a de Polignac number, because none of the positive numbers 2k-3001415225 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3001415225.

It is not an unprimeable number, because it can be changed into a prime (3001415227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2009579 + ... + 2011071.

It is an arithmetic number, because the mean of its divisors is an integer number (156965865).

Almost surely, 23001415225 is an apocalyptic number.

It is an amenable number.

3001415225 is a deficient number, since it is larger than the sum of its proper divisors (765765535).

3001415225 is a wasteful number, since it uses less digits than its factorization.

3001415225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2429 (or 2424 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 3001415225 is about 54785.1734048547. The cubic root of 3001415225 is about 1442.4763243934.

Adding to 3001415225 its reverse (5225141003), we get a palindrome (8226556228).

The spelling of 3001415225 in words is "three billion, one million, four hundred fifteen thousand, two hundred twenty-five".

Divisors: 1 5 25 97 485 829 1493 2425 4145 7465 20725 37325 80413 144821 402065 724105 1237697 2010325 3620525 6188485 30942425 120056609 600283045 3001415225