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8022215345 = 56312542699
BaseRepresentation
bin1110111100010100…
…10100101010110001
3202201002012202121212
413132022110222301
5112412141342340
63404011525505
7402540463634
oct73612245261
922632182555
108022215345
113447371141
12167a759895
139ab0209b1
1456160bc1b
1531e437a65
hex1de294ab1

8022215345 has 8 divisors (see below), whose sum is σ = 9641918400. Its totient is φ = 6407598960.

The previous prime is 8022215303. The next prime is 8022215387. The reversal of 8022215345 is 5435122208.

It is an interprime number because it is at equal distance from previous prime (8022215303) and next prime (8022215387).

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

It is a de Polignac number, because none of the positive numbers 2k-8022215345 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1268195 + ... + 1274504.

It is an arithmetic number, because the mean of its divisors is an integer number (1205239800).

Almost surely, 28022215345 is an apocalyptic number.

It is an amenable number.

8022215345 is a deficient number, since it is larger than the sum of its proper divisors (1619703055).

8022215345 is a wasteful number, since it uses less digits than its factorization.

8022215345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2543335.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 8022215345 is about 89566.8205587315. The cubic root of 8022215345 is about 2001.8495677723.

The spelling of 8022215345 in words is "eight billion, twenty-two million, two hundred fifteen thousand, three hundred forty-five".

Divisors: 1 5 631 3155 2542699 12713495 1604443069 8022215345