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102535135 = 531661517
BaseRepresentation
bin1100001110010…
…00111111011111
321010221022202121
412013020333133
5202222111020
614101403411
72353351153
oct607107737
9233838677
10102535135
115297318a
122a409567
13183206a1
14d891063
159005baa
hex61c8fdf

102535135 has 8 divisors (see below), whose sum is σ = 127011456. Its totient is φ = 79381920.

The previous prime is 102535133. The next prime is 102535163. The reversal of 102535135 is 531535201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102535135 - 21 = 102535133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102535133) 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 7 ways as a sum of consecutive naturals, for example, 330604 + ... + 330913.

It is an arithmetic number, because the mean of its divisors is an integer number (15876432).

Almost surely, 2102535135 is an apocalyptic number.

102535135 is a deficient number, since it is larger than the sum of its proper divisors (24476321).

102535135 is an equidigital number, since it uses as much as digits as its factorization.

102535135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661553.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 102535135 is about 10125.9634109550. The cubic root of 102535135 is about 468.0485482424.

The spelling of 102535135 in words is "one hundred two million, five hundred thirty-five thousand, one hundred thirty-five".

Divisors: 1 5 31 155 661517 3307585 20507027 102535135