Search a number
-
+
10203231010 = 257672175529
BaseRepresentation
bin10011000000010100…
…01111001100100010
3222100002011211122211
421200022033030202
5131344011343020
64404242352334
7510563014120
oct114012171442
928302154584
1010203231010
114366504525
121b8905b6aa
13c67b362cb
146cb146910
153eab5485a
hex26028f322

10203231010 has 32 divisors (see below), whose sum is σ = 21302789760. Its totient is φ = 3446036352.

The previous prime is 10203230981. The next prime is 10203231019. The reversal of 10203231010 is 1013230201.

It is not an unprimeable number, because it can be changed into a prime (10203231019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1083075 + ... + 1092454.

It is an arithmetic number, because the mean of its divisors is an integer number (665712180).

Almost surely, 210203231010 is an apocalyptic number.

10203231010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10203231010 is an abundant number, since it is smaller than the sum of its proper divisors (11099558750).

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

10203231010 is a wasteful number, since it uses less digits than its factorization.

10203231010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2175610.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10203231010 its reverse (1013230201), we get a palindrome (11216461211).

The spelling of 10203231010 in words is "ten billion, two hundred three million, two hundred thirty-one thousand, ten".

Divisors: 1 2 5 7 10 14 35 67 70 134 335 469 670 938 2345 4690 2175529 4351058 10877645 15228703 21755290 30457406 76143515 145760443 152287030 291520886 728802215 1020323101 1457604430 2040646202 5101615505 10203231010