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1088274121 = 11229992
BaseRepresentation
bin100000011011101…
…1011111011001001
32210211210001102221
41000313123323021
54212044232441
6255553254041
735653114564
oct10067337311
92724701387
101088274121
11509336500
12264564321
131446066ac
14a47694db
156581b8d1
hex40ddbec9

1088274121 has 9 divisors (see below), whose sum is σ = 1196601133. Its totient is φ = 989010220.

The previous prime is 1088274113. The next prime is 1088274133. The reversal of 1088274121 is 1214728801.

The square root of 1088274121 is 32989.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1088274121 - 23 = 1088274113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1088274101) 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 8 ways as a sum of consecutive naturals, for example, 361380 + ... + 364378.

Almost surely, 21088274121 is an apocalyptic number.

1088274121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1088274121 is the 32989-th square number.

1088274121 is the 16495-th centered octagonal number.

It is an amenable number.

1088274121 is a deficient number, since it is larger than the sum of its proper divisors (108327012).

1088274121 is an frugal number, since it uses more digits than its factorization.

1088274121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6020 (or 3010 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 34.

The cubic root of 1088274121 is about 1028.5990067405.

The spelling of 1088274121 in words is "one billion, eighty-eight million, two hundred seventy-four thousand, one hundred twenty-one".

Divisors: 1 11 121 2999 32989 362879 8994001 98934011 1088274121