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101827827 = 3343229383
BaseRepresentation
bin1100001000111…
…00010011110011
321002121101112000
412010130103303
5202031442302
614034305043
72344344063
oct604342363
9232541460
10101827827
115252a832
122a128183
131813376a
14d7493a3
158e1631c
hex611c4f3

101827827 has 32 divisors (see below), whose sum is σ = 155443200. Its totient is φ = 65844576.

The previous prime is 101827771. The next prime is 101827867. The reversal of 101827827 is 728728101.

It is a happy number.

It is not a de Polignac number, because 101827827 - 26 = 101827763 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101827791 and 101827800.

It is not an unprimeable number, because it can be changed into a prime (101827867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265678 + ... + 266060.

It is an arithmetic number, because the mean of its divisors is an integer number (4857600).

Almost surely, 2101827827 is an apocalyptic number.

101827827 is a deficient number, since it is larger than the sum of its proper divisors (53615373).

101827827 is a wasteful number, since it uses less digits than its factorization.

101827827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664 (or 658 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 36.

The square root of 101827827 is about 10090.9775046821. The cubic root of 101827827 is about 466.9698329964.

The spelling of 101827827 in words is "one hundred one million, eight hundred twenty-seven thousand, eight hundred twenty-seven".

Divisors: 1 3 9 27 43 129 229 383 387 687 1149 1161 2061 3447 6183 9847 10341 16469 29541 49407 87707 88623 148221 263121 265869 444663 789363 2368089 3771401 11314203 33942609 101827827