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2253212415 = 32565376679
BaseRepresentation
bin1000011001001101…
…0100101011111111
312211000211001100200
42012103110223333
514103310244130
61011330054543
7106556663256
oct20623245377
95730731320
102253212415
11a56974923
1252a71a453
1329ba72cac
1417536d79d
15d2c2d760
hex864d4aff

2253212415 has 24 divisors (see below), whose sum is σ = 3911600160. Its totient is φ = 1199857344.

The previous prime is 2253212329. The next prime is 2253212417. The reversal of 2253212415 is 5142123522.

2253212415 is a `hidden beast` number, since 2 + 2 + 532 + 124 + 1 + 5 = 666.

It is not a de Polignac number, because 2253212415 - 210 = 2253211391 is a prime.

It is a super-2 number, since 2×22532124152 = 10153932374220264450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253212417) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8955 + ... + 67724.

It is an arithmetic number, because the mean of its divisors is an integer number (162983340).

Almost surely, 22253212415 is an apocalyptic number.

2253212415 is a deficient number, since it is larger than the sum of its proper divisors (1658387745).

2253212415 is a wasteful number, since it uses less digits than its factorization.

2253212415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77343 (or 77340 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2253212415 is about 47468.0146519738. The cubic root of 2253212415 is about 1310.9940234356.

Adding to 2253212415 its reverse (5142123522), we get a palindrome (7395335937).

The spelling of 2253212415 in words is "two billion, two hundred fifty-three million, two hundred twelve thousand, four hundred fifteen".

Divisors: 1 3 5 9 15 45 653 1959 3265 5877 9795 29385 76679 230037 383395 690111 1150185 3450555 50071387 150214161 250356935 450642483 751070805 2253212415