Search a number
-
+
10676861 = 13821297
BaseRepresentation
bin101000101110…
…101001111101
3202002102220022
4220232221331
510213124421
61020501525
7156515606
oct50565175
922072808
1010676861
116032758
1236aa8a5
13229a990
1415bcdad
15e0d7ab
hexa2ea7d

10676861 has 4 divisors (see below), whose sum is σ = 11498172. Its totient is φ = 9855552.

The previous prime is 10676837. The next prime is 10676863. The reversal of 10676861 is 16867601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16867601 = 128313147.

It can be written as a sum of positive squares in 2 ways, for example, as 5359225 + 5317636 = 2315^2 + 2306^2 .

It is a cyclic number.

It is not a de Polignac number, because 10676861 - 210 = 10675837 is a prime.

It is a super-2 number, since 2×106768612 = 227990721626642, which 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 (10676863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 410636 + ... + 410661.

It is an arithmetic number, because the mean of its divisors is an integer number (2874543).

Almost surely, 210676861 is an apocalyptic number.

It is an amenable number.

10676861 is a deficient number, since it is larger than the sum of its proper divisors (821311).

10676861 is an equidigital number, since it uses as much as digits as its factorization.

10676861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821310.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 10676861 is about 3267.5466331791. The cubic root of 10676861 is about 220.1985879039.

It can be divided in two parts, 106 and 76861, that added together give a palindrome (76967).

The spelling of 10676861 in words is "ten million, six hundred seventy-six thousand, eight hundred sixty-one".

Divisors: 1 13 821297 10676861