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10278141 = 311330319
BaseRepresentation
bin100111001101…
…010011111101
3201100011221220
4213031103331
510112400031
61004143553
7153235266
oct47152375
921304856
1010278141
115890135
123537bb9
13218b353
14151796d
15d80596
hex9cd4fd

10278141 has 8 divisors (see below), whose sum is σ = 13825920. Its totient is φ = 6791232.

The previous prime is 10278133. The next prime is 10278157. The reversal of 10278141 is 14187201.

10278141 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10278141 - 23 = 10278133 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10278641) 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, 14821 + ... + 15498.

It is an arithmetic number, because the mean of its divisors is an integer number (1728240).

Almost surely, 210278141 is an apocalyptic number.

It is an amenable number.

10278141 is a deficient number, since it is larger than the sum of its proper divisors (3547779).

10278141 is a wasteful number, since it uses less digits than its factorization.

10278141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30435.

The product of its (nonzero) digits is 448, while the sum is 24.

The square root of 10278141 is about 3205.9539921839. The cubic root of 10278141 is about 217.4226862215.

The spelling of 10278141 in words is "ten million, two hundred seventy-eight thousand, one hundred forty-one".

Divisors: 1 3 113 339 30319 90957 3426047 10278141