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10681074407 = 67159419021
BaseRepresentation
bin10011111001010010…
…00100001011100111
31000120101022210120102
421330221010023213
5133333323340112
64523512254315
7525454430423
oct117451041347
930511283512
1010681074407
114591208323
1220a10a139b
131012b31493
147347b1b83
15427a92bc2
hex27ca442e7

10681074407 has 4 divisors (see below), whose sum is σ = 10840493496. Its totient is φ = 10521655320.

The previous prime is 10681074377. The next prime is 10681074413. The reversal of 10681074407 is 70447018601.

10681074407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70447018601 = 312272484471.

It is a cyclic number.

It is not a de Polignac number, because 10681074407 - 214 = 10681058023 is a prime.

It is a super-2 number, since 2×106810744072 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10681074487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79709444 + ... + 79709577.

It is an arithmetic number, because the mean of its divisors is an integer number (2710123374).

Almost surely, 210681074407 is an apocalyptic number.

10681074407 is a deficient number, since it is larger than the sum of its proper divisors (159419089).

10681074407 is an equidigital number, since it uses as much as digits as its factorization.

10681074407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159419088.

The product of its (nonzero) digits is 37632, while the sum is 38.

The spelling of 10681074407 in words is "ten billion, six hundred eighty-one million, seventy-four thousand, four hundred seven".

Divisors: 1 67 159419021 10681074407