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2208296069 = 72631199509
BaseRepresentation
bin1000001110011111…
…1110110010000101
312200220022001201022
42003213332302011
514010310433234
61003043240525
7105503130650
oct20347766205
95626261638
102208296069
11a33586581
12517679145
13292677785
1416d3da897
15cdd09e2e
hex839fec85

2208296069 has 8 divisors (see below), whose sum is σ = 2533365120. Its totient is φ = 1885626576.

The previous prime is 2208296053. The next prime is 2208296117. The reversal of 2208296069 is 9606928022.

It is a happy number.

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 2208296069 - 24 = 2208296053 is a prime.

It is a super-2 number, since 2×22082960692 = 9753143056721705522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2208296009) by changing a digit.

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, 597914 + ... + 601595.

It is an arithmetic number, because the mean of its divisors is an integer number (316670640).

Almost surely, 22208296069 is an apocalyptic number.

It is an amenable number.

2208296069 is a deficient number, since it is larger than the sum of its proper divisors (325069051).

2208296069 is a wasteful number, since it uses less digits than its factorization.

2208296069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199779.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 2208296069 is about 46992.5107756545. The cubic root of 2208296069 is about 1302.2242138462.

The spelling of 2208296069 in words is "two billion, two hundred eight million, two hundred ninety-six thousand, sixty-nine".

Divisors: 1 7 263 1841 1199509 8396563 315470867 2208296069