Search a number
-
+
10200203230 = 257900116189
BaseRepresentation
bin10010111111111101…
…01011111111011110
3222022212111000022211
421133332223333132
5131342223000410
64404053431034
7510525203560
oct113776537736
928285430284
1010200203230
114364826728
121b8803b47a
13c67316119
146ca999330
153ea75768a
hex25ffabfde

10200203230 has 32 divisors (see below), whose sum is σ = 20986902720. Its totient is φ = 3496608000.

The previous prime is 10200203227. The next prime is 10200203239. The reversal of 10200203230 is 3230200201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10200203230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200203239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 621976 + ... + 638164.

It is an arithmetic number, because the mean of its divisors is an integer number (655840710).

Almost surely, 210200203230 is an apocalyptic number.

10200203230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10200203230 is an abundant number, since it is smaller than the sum of its proper divisors (10786699490).

10200203230 is a wasteful number, since it uses less digits than its factorization.

10200203230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25204.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 10200203230 its reverse (3230200201), we get a palindrome (13430403431).

The spelling of 10200203230 in words is "ten billion, two hundred million, two hundred three thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 9001 16189 18002 32378 45005 63007 80945 90010 113323 126014 161890 226646 315035 566615 630070 1133230 145717189 291434378 728585945 1020020323 1457171890 2040040646 5100101615 10200203230