Search a number
-
+
10791438 = 237256939
BaseRepresentation
bin101001001010…
…101000001110
3202022021001220
4221022220032
510230311223
61023144210
7160503630
oct51125016
922267056
1010791438
116100849
123745066
13230ab88
14160ca50
15e326e3
hexa4aa0e

10791438 has 16 divisors (see below), whose sum is σ = 24666240. Its totient is φ = 3083256.

The previous prime is 10791437. The next prime is 10791461. The reversal of 10791438 is 83419701.

It is a junction number, because it is equal to n+sod(n) for n = 10791399 and 10791408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10791437) 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, 128428 + ... + 128511.

It is an arithmetic number, because the mean of its divisors is an integer number (1541640).

Almost surely, 210791438 is an apocalyptic number.

10791438 is an abundant number, since it is smaller than the sum of its proper divisors (13874802).

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

10791438 is a wasteful number, since it uses less digits than its factorization.

10791438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256951.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 10791438 is about 3285.0324199313. The cubic root of 10791438 is about 220.9834621095.

The spelling of 10791438 in words is "ten million, seven hundred ninety-one thousand, four hundred thirty-eight".

Divisors: 1 2 3 6 7 14 21 42 256939 513878 770817 1541634 1798573 3597146 5395719 10791438