Search a number
-
+
2100204 = 2232227257
BaseRepresentation
bin1000000000101111101100
310221200221100
420000233230
51014201304
6113003100
723565021
oct10005754
93850840
102100204
111204a07
12853490
13586c32
143c9548
152b7439
hex200bec

2100204 has 36 divisors (see below), whose sum is σ = 5352984. Its totient is φ = 694272.

The previous prime is 2100193. The next prime is 2100221. The reversal of 2100204 is 4020012.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8044 + ... + 8300.

It is an arithmetic number, because the mean of its divisors is an integer number (148694).

22100204 is an apocalyptic number.

It is an amenable number.

2100204 is an abundant number, since it is smaller than the sum of its proper divisors (3252780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2100204 is a wasteful number, since it uses less digits than its factorization.

2100204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 2100204 is about 1449.2080595967. The cubic root of 2100204 is about 128.0620630018.

Adding to 2100204 its reverse (4020012), we get a palindrome (6120216).

It can be divided in two parts, 2100 and 204, that added together give a square (2304 = 482).

The spelling of 2100204 in words is "two million, one hundred thousand, two hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 227 257 454 514 681 771 908 1028 1362 1542 2043 2313 2724 3084 4086 4626 8172 9252 58339 116678 175017 233356 350034 525051 700068 1050102 2100204