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1027227227 = 131710942643
BaseRepresentation
bin111101001110100…
…011111001011011
32122120220112211212
4331032203321123
54100432232402
6245533013335
734312200365
oct7516437133
92576815755
101027227227
11487930024
1224802424b
13134a81080
149a5d7d35
15602ad952
hex3d3a3e5b

1027227227 has 16 divisors (see below), whose sum is σ = 1182091680. Its totient is φ = 884224512.

The previous prime is 1027227221. The next prime is 1027227239. The reversal of 1027227227 is 7227227201.

It is a cyclic number.

It is not a de Polignac number, because 1027227227 - 24 = 1027227211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1027227193 and 1027227202.

It is not an unprimeable number, because it can be changed into a prime (1027227221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2768 + ... + 45410.

It is an arithmetic number, because the mean of its divisors is an integer number (73880730).

Almost surely, 21027227227 is an apocalyptic number.

1027227227 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1027227227 is a deficient number, since it is larger than the sum of its proper divisors (154864453).

1027227227 is a wasteful number, since it uses less digits than its factorization.

1027227227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42782.

The product of its (nonzero) digits is 10976, while the sum is 32.

The square root of 1027227227 is about 32050.3857543088. The cubic root of 1027227227 is about 1008.9945969956.

The spelling of 1027227227 in words is "one billion, twenty-seven million, two hundred twenty-seven thousand, two hundred twenty-seven".

Divisors: 1 13 17 109 221 1417 1853 24089 42643 554359 724931 4648087 9424103 60425131 79017479 1027227227