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10131010 = 252274463
BaseRepresentation
bin100110101001…
…011001000010
3201001201010121
4212221121002
510043143020
61001050454
7152053321
oct46513102
921051117
1010131010
11579a63a
123486a2a
1321393a6
1414ba0b8
15d51baa
hex9a9642

10131010 has 16 divisors (see below), whose sum is σ = 18320256. Its totient is φ = 4033648.

The previous prime is 10130999. The next prime is 10131019. The reversal of 10131010 is 1013101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10130984 and 10131002.

It is not an unprimeable number, because it can be changed into a prime (10131019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39 + ... + 4501.

It is an arithmetic number, because the mean of its divisors is an integer number (1145016).

Almost surely, 210131010 is an apocalyptic number.

10131010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10131010 is a deficient number, since it is larger than the sum of its proper divisors (8189246).

10131010 is a wasteful number, since it uses less digits than its factorization.

10131010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4697.

The product of its (nonzero) digits is 3, while the sum is 7.

The square root of 10131010 is about 3182.9247556296. The cubic root of 10131010 is about 216.3802316224.

Adding to 10131010 its reverse (1013101), we get a palindrome (11144111).

The spelling of 10131010 in words is "ten million, one hundred thirty-one thousand, ten".

Divisors: 1 2 5 10 227 454 1135 2270 4463 8926 22315 44630 1013101 2026202 5065505 10131010