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10920027 = 34777447
BaseRepresentation
bin101001101010…
…000001011011
3202112210110110
4221222001123
510243420102
61030015403
7161550546
oct51520133
922483413
1010920027
116189418
1237a7563
132354571
14164385d
15e5a86c
hexa6a05b

10920027 has 8 divisors (see below), whose sum is σ = 14870016. Its totient is φ = 7125032.

The previous prime is 10920017. The next prime is 10920031. The reversal of 10920027 is 72002901.

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 10920027 - 28 = 10919771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10919985 and 10920012.

It is not an unprimeable number, because it can be changed into a prime (10920017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38583 + ... + 38864.

It is an arithmetic number, because the mean of its divisors is an integer number (1858752).

Almost surely, 210920027 is an apocalyptic number.

10920027 is a deficient number, since it is larger than the sum of its proper divisors (3949989).

10920027 is an equidigital number, since it uses as much as digits as its factorization.

10920027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77497.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 10920027 is about 3304.5464136550. The cubic root of 10920027 is about 221.8577328889.

Adding to 10920027 its reverse (72002901), we get a palindrome (82922928).

The spelling of 10920027 in words is "ten million, nine hundred twenty thousand, twenty-seven".

Divisors: 1 3 47 141 77447 232341 3640009 10920027