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10000071 = 33370373
BaseRepresentation
bin100110001001…
…011011000111
3200211001112000
4212021123013
510030000241
6554200343
7150666504
oct46113307
920731460
1010000071
115710224
1234230b3
1320c1903
1414844ab
15d27eb6
hex9896c7

10000071 has 8 divisors (see below), whose sum is σ = 14814960. Its totient is φ = 6666696.

The previous prime is 10000019. The next prime is 10000079. The reversal of 10000071 is 17000001.

10000071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10000071 - 27 = 9999943 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000079) 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, 185160 + ... + 185213.

It is an arithmetic number, because the mean of its divisors is an integer number (1851870).

Almost surely, 210000071 is an apocalyptic number.

10000071 is a deficient number, since it is larger than the sum of its proper divisors (4814889).

10000071 is an equidigital number, since it uses as much as digits as its factorization.

10000071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370382 (or 370376 counting only the distinct ones).

The product of its (nonzero) digits is 7, while the sum is 9.

The square root of 10000071 is about 3162.2888862341. The cubic root of 10000071 is about 215.4439788849.

Adding to 10000071 its reverse (17000001), we get a palindrome (27000072).

The spelling of 10000071 in words is "ten million, seventy-one", and thus it is an aban number and an uban number.

Divisors: 1 3 9 27 370373 1111119 3333357 10000071