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10031300 = 2252100313
BaseRepresentation
bin100110010001…
…000011000100
3200212122100122
4212101003010
510032000200
6555001112
7151156526
oct46210304
920778318
1010031300
115731734
123439198
132102ba6
141491a16
15d32385
hex9910c4

10031300 has 18 divisors (see below), whose sum is σ = 21768138. Its totient is φ = 4012480.

The previous prime is 10031299. The next prime is 10031317. The reversal of 10031300 is 313001.

It can be written as a sum of positive squares in 3 ways, for example, as 7744 + 10023556 = 88^2 + 3166^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50057 + ... + 50256.

It is an arithmetic number, because the mean of its divisors is an integer number (1209341).

Almost surely, 210031300 is an apocalyptic number.

10031300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10031300 is an abundant number, since it is smaller than the sum of its proper divisors (11736838).

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

10031300 is a wasteful number, since it uses less digits than its factorization.

10031300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100327 (or 100320 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 8.

The square root of 10031300 is about 3167.2227581905. Note that the first 3 decimals coincide. The cubic root of 10031300 is about 215.6680142430.

Adding to 10031300 its reverse (313001), we get a palindrome (10344301).

The spelling of 10031300 in words is "ten million, thirty-one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 100313 200626 401252 501565 1003130 2006260 2507825 5015650 10031300