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10010123010 = 2325111223589
BaseRepresentation
bin10010101001010011…
…00101101100000010
3221211121210221021200
421110221211230002
5131000042414020
64333143402030
7503026433046
oct112451455402
927747727250
1010010123010
1142774a9638
121b34453316
13c36b23014
146ad63a026
153d8c0c590
hex254a65b02

10010123010 has 24 divisors (see below), whose sum is σ = 26026320060. Its totient is φ = 2669366112.

The previous prime is 10010123003. The next prime is 10010123021. The reversal of 10010123010 is 1032101001.

It can be written as a sum of positive squares in 2 ways, for example, as 10009402209 + 720801 = 100047^2 + 849^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10010122983 and 10010123001.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55611705 + ... + 55611884.

Almost surely, 210010123010 is an apocalyptic number.

10010123010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10010123010 is an abundant number, since it is smaller than the sum of its proper divisors (16016197050).

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

10010123010 is a wasteful number, since it uses less digits than its factorization.

10010123010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111223602 (or 111223599 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 10010123010 its reverse (1032101001), we get a palindrome (11042224011).

The spelling of 10010123010 in words is "ten billion, ten million, one hundred twenty-three thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 111223589 222447178 333670767 556117945 667341534 1001012301 1112235890 1668353835 2002024602 3336707670 5005061505 10010123010