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10102 = 25051
BaseRepresentation
bin10011101110110
3111212011
42131312
5310402
6114434
741311
oct23566
914764
1010102
117654
125a1a
1347a1
143978
152ed7
hex2776

10102 has 4 divisors (see below), whose sum is σ = 15156. Its totient is φ = 5050.

The previous prime is 10099. The next prime is 10103. The reversal of 10102 is 20101.

Adding to 10102 its reverse (20101), we get a palindrome (30203).

Subtracting 10102 from its reverse (20101), we obtain a palindrome (9999).

Multipling 10102 by its reverse (20101), we get a palindrome (203060302).

10102 is nontrivially palindromic in base 4.

10102 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 8.

It is a nialpdrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 10091 and 10100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2524 + ... + 2527.

It is an arithmetic number, because the mean of its divisors is an integer number (3789).

210102 is an apocalyptic number.

10102 is a deficient number, since it is larger than the sum of its proper divisors (5054).

10102 is an equidigital number, since it uses as much as digits as its factorization.

10102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5053.

The product of its (nonzero) digits is 2, while the sum is 4.

The square root of 10102 is about 100.5087060906. The cubic root of 10102 is about 21.6173500289.

The spelling of 10102 in words is "ten thousand, one hundred two", and thus it is an iban number.

Divisors: 1 2 5051 10102