Search a number
-
+
10282939291 = 234013111409
BaseRepresentation
bin10011001001110100…
…10011001110011011
3222112122011102212101
421210322103032123
5132024413024131
64420211024231
7512551353562
oct114472231633
928478142771
1010282939291
1143a74a6539
121bab89b077
13c7b4c3981
146d7974bd9
15402b4bc61
hex264e9339b

10282939291 has 8 divisors (see below), whose sum is σ = 10732793760. Its totient is φ = 9833315712.

The previous prime is 10282939253. The next prime is 10282939339. The reversal of 10282939291 is 19293928201.

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 10282939291 - 233 = 1693004699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10282939201) 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, 36595 + ... + 148003.

It is an arithmetic number, because the mean of its divisors is an integer number (1341599220).

Almost surely, 210282939291 is an apocalyptic number.

10282939291 is a deficient number, since it is larger than the sum of its proper divisors (449854469).

10282939291 is a wasteful number, since it uses less digits than its factorization.

10282939291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115445.

The product of its (nonzero) digits is 139968, while the sum is 46.

The spelling of 10282939291 in words is "ten billion, two hundred eighty-two million, nine hundred thirty-nine thousand, two hundred ninety-one".

Divisors: 1 23 4013 92299 111409 2562407 447084317 10282939291