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27268386373 = 683155925609
BaseRepresentation
bin11001011001010100…
…101000111001000101
32121101101021112221001
4121121110220321011
5421321201330443
620305452053301
71653510313504
oct313124507105
977341245831
1027268386373
1110623325308
125350164231
132757490087
14146974683b
15a98debd4d
hex659528e45

27268386373 has 8 divisors (see below), whose sum is σ = 27326894400. Its totient is φ = 27209934048.

The previous prime is 27268386361. The next prime is 27268386407. The reversal of 27268386373 is 37368386272.

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 27268386373 - 29 = 27268385861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27268386073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1051993 + ... + 1077601.

It is an arithmetic number, because the mean of its divisors is an integer number (3415861800).

Almost surely, 227268386373 is an apocalyptic number.

It is an amenable number.

27268386373 is a deficient number, since it is larger than the sum of its proper divisors (58508027).

27268386373 is a wasteful number, since it uses less digits than its factorization.

27268386373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27851.

The product of its digits is 12192768, while the sum is 55.

The spelling of 27268386373 in words is "twenty-seven billion, two hundred sixty-eight million, three hundred eighty-six thousand, three hundred seventy-three".

Divisors: 1 683 1559 25609 1064797 17490947 39924431 27268386373