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102853 = 163631
BaseRepresentation
bin11001000111000101
312020002101
4121013011
511242403
62112101
7605602
oct310705
9166071
10102853
1170303
124b631
1337a7a
14296a9
152071d
hex191c5

102853 has 4 divisors (see below), whose sum is σ = 103648. Its totient is φ = 102060.

The previous prime is 102841. The next prime is 102859. The reversal of 102853 is 358201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-102853 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153 + ... + 478.

It is an arithmetic number, because the mean of its divisors is an integer number (25912).

2102853 is an apocalyptic number.

It is an amenable number.

102853 is a deficient number, since it is larger than the sum of its proper divisors (795).

102853 is an equidigital number, since it uses as much as digits as its factorization.

102853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 102853 is about 320.7070314165. The cubic root of 102853 is about 46.8531708731.

It can be divided in two parts, 1028 and 53, that added together give a triangular number (1081 = T46).

The spelling of 102853 in words is "one hundred two thousand, eight hundred fifty-three".

Divisors: 1 163 631 102853