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10500412 = 22131131787
BaseRepresentation
bin101000000011…
…100100111100
3201202110212011
4220003210330
510142003122
61013021004
7155152306
oct50034474
921673764
1010500412
115a2212a
123624764
132238580
141574976
15dc6377
hexa0393c

10500412 has 24 divisors (see below), whose sum is σ = 19975536. Its totient is φ = 4800768.

The previous prime is 10500379. The next prime is 10500421. The reversal of 10500412 is 21400501.

It is a super-2 number, since 2×105004122 = 220517304339488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 10500392 and 10500401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4983 + ... + 6769.

It is an arithmetic number, because the mean of its divisors is an integer number (832314).

Almost surely, 210500412 is an apocalyptic number.

It is an amenable number.

10500412 is a deficient number, since it is larger than the sum of its proper divisors (9475124).

10500412 is a wasteful number, since it uses less digits than its factorization.

10500412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917 (or 1915 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 10500412 is about 3240.4339215605. The cubic root of 10500412 is about 218.9788210234.

Adding to 10500412 its reverse (21400501), we get a palindrome (31900913).

The spelling of 10500412 in words is "ten million, five hundred thousand, four hundred twelve".

Divisors: 1 2 4 13 26 52 113 226 452 1469 1787 2938 3574 5876 7148 23231 46462 92924 201931 403862 807724 2625103 5250206 10500412