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10130831 = 293159191
BaseRepresentation
bin100110101001…
…010110001111
3201001200212222
4212221112033
510043141311
61001045555
7152052644
oct46512617
921050788
1010130831
11579a497
1234868bb
132139299
1414b9dcb
15d51adb
hex9a958f

10130831 has 16 divisors (see below), whose sum is σ = 11059200. Its totient is φ = 9256800.

The previous prime is 10130821. The next prime is 10130839. The reversal of 10130831 is 13803101.

It is not a de Polignac number, because 10130831 - 26 = 10130767 is a prime.

It is a super-2 number, since 2×101308312 = 205267473501122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10130839) 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, 52946 + ... + 53136.

It is an arithmetic number, because the mean of its divisors is an integer number (691200).

Almost surely, 210130831 is an apocalyptic number.

10130831 is a deficient number, since it is larger than the sum of its proper divisors (928369).

10130831 is a wasteful number, since it uses less digits than its factorization.

10130831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 10130831 is about 3182.8966367132. The cubic root of 10130831 is about 216.3789572417.

Adding to 10130831 its reverse (13803101), we get a palindrome (23933932).

The spelling of 10130831 in words is "ten million, one hundred thirty thousand, eight hundred thirty-one".

Divisors: 1 29 31 59 191 899 1711 1829 5539 5921 11269 53041 171709 326801 349339 10130831