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10210 = 251021
BaseRepresentation
bin10011111100010
3112000011
42133202
5311320
6115134
741524
oct23742
915004
1010210
117742
125aaa
134855
143a14
15305a
hex27e2

10210 has 8 divisors (see below), whose sum is σ = 18396. Its totient is φ = 4080.

The previous prime is 10193. The next prime is 10211. The reversal of 10210 is 1201.

10210 = T81 + T82 + T83.

It can be written as a sum of positive squares in 2 ways, for example, as 10201 + 9 = 101^2 + 3^2 .

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

It is a plaindrome in base 12.

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 10210.

It is not an unprimeable number, because it can be changed into a prime (10211) by changing a digit.

10210 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501 + ... + 520.

210210 is an apocalyptic number.

10210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10210 is the 83-rd centered triangular number.

10210 is a deficient number, since it is larger than the sum of its proper divisors (8186).

10210 is a wasteful number, since it uses less digits than its factorization.

10210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028.

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

The square root of 10210 is about 101.0445446326. The cubic root of 10210 is about 21.6941138020.

Adding to 10210 its reverse (1201), we get a palindrome (11411).

Subtracting from 10210 its reverse (1201), we obtain a palindrome (9009).

The spelling of 10210 in words is "ten thousand, two hundred ten", and thus it is an iban number.

Divisors: 1 2 5 10 1021 2042 5105 10210