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102899011 = 1710756569
BaseRepresentation
bin1100010001000…
…01110101000011
321011121210220111
412020201311003
5202320232021
614113252151
72356425055
oct610416503
9234553814
10102899011
11530a1606
122a564057
131841a1b7
14d9478d5
1590788e1
hex6221d43

102899011 has 8 divisors (see below), whose sum is σ = 109972080. Its totient is φ = 95939328.

The previous prime is 102898981. The next prime is 102899021. The reversal of 102899011 is 110998201.

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 102899011 - 25 = 102898979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102899021) 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, 26466 + ... + 30103.

It is an arithmetic number, because the mean of its divisors is an integer number (13746510).

Almost surely, 2102899011 is an apocalyptic number.

102899011 is a deficient number, since it is larger than the sum of its proper divisors (7073069).

102899011 is a wasteful number, since it uses less digits than its factorization.

102899011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56693.

The product of its (nonzero) digits is 1296, while the sum is 31.

The square root of 102899011 is about 10143.9149740127. The cubic root of 102899011 is about 468.6015637620.

The spelling of 102899011 in words is "one hundred two million, eight hundred ninety-nine thousand, eleven".

Divisors: 1 17 107 1819 56569 961673 6052883 102899011