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10231300 = 22521011013
BaseRepresentation
bin100111000001…
…111000000100
3201020210201001
4213001320010
510104400200
61003143044
7152651602
oct47017004
921223631
1010231300
115858a22
123514a84
132172c31
141504872
15d7176a
hex9c1e04

10231300 has 36 divisors (see below), whose sum is σ = 22443876. Its totient is φ = 4048000.

The previous prime is 10231283. The next prime is 10231301. The reversal of 10231300 is 313201.

It can be written as a sum of positive squares in 6 ways, for example, as 484416 + 9746884 = 696^2 + 3122^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (10231301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9594 + ... + 10606.

It is an arithmetic number, because the mean of its divisors is an integer number (623441).

Almost surely, 210231300 is an apocalyptic number.

10231300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10231300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11221938).

10231300 is an abundant number, since it is smaller than the sum of its proper divisors (12212576).

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

10231300 is a wasteful number, since it uses less digits than its factorization.

10231300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128 (or 1121 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 10231300 is about 3198.6403361428. The cubic root of 10231300 is about 217.0918933787.

Adding to 10231300 its reverse (313201), we get a palindrome (10544501).

The spelling of 10231300 in words is "ten million, two hundred thirty-one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 101 202 404 505 1010 1013 2020 2026 2525 4052 5050 5065 10100 10130 20260 25325 50650 101300 102313 204626 409252 511565 1023130 2046260 2557825 5115650 10231300