Search a number
-
+
10003105279 = 137157146477
BaseRepresentation
bin10010101000011101…
…10100010111111111
3221211010121101202201
421110032310113333
5130441243332104
64332333132331
7502612664146
oct112416642777
927733541681
1010003105279
114273546062
121b3202a0a7
13c35536a0b
146ac73075d
153d82c30a4
hex2543b45ff

10003105279 has 8 divisors (see below), whose sum is σ = 10082751408. Its totient is φ = 9923555520.

The previous prime is 10003105267. The next prime is 10003105331. The reversal of 10003105279 is 97250130001.

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

It is a cyclic number.

It is not a de Polignac number, because 10003105279 - 29 = 10003104767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10003102279) 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, 191989 + ... + 238465.

It is an arithmetic number, because the mean of its divisors is an integer number (1260343926).

Almost surely, 210003105279 is an apocalyptic number.

10003105279 is a deficient number, since it is larger than the sum of its proper divisors (79646129).

10003105279 is a wasteful number, since it uses less digits than its factorization.

10003105279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48185.

The product of its (nonzero) digits is 1890, while the sum is 28.

The spelling of 10003105279 in words is "ten billion, three million, one hundred five thousand, two hundred seventy-nine".

Divisors: 1 137 1571 46477 215227 6367349 73015367 10003105279