Search a number
-
+
10879027450 = 252285776157
BaseRepresentation
bin10100010000111000…
…01100100011111010
31001002011210212002121
422020130030203322
5134240012334300
64555303151454
7533410131124
oct121034144372
931064725077
1010879027450
114682a22385
12213744558a
131044b4cb65
14752bc0214
1543a14581a
hex28870c8fa

10879027450 has 24 divisors (see below), whose sum is σ = 20242339452. Its totient is φ = 4350030720.

The previous prime is 10879027421. The next prime is 10879027451. The reversal of 10879027450 is 5472097801.

It can be written as a sum of positive squares in 6 ways, for example, as 2807622169 + 8071405281 = 52987^2 + 89841^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10879027397 and 10879027406.

It is not an unprimeable number, because it can be changed into a prime (10879027451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104772 + ... + 180928.

Almost surely, 210879027450 is an apocalyptic number.

10879027450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10879027450 is a deficient number, since it is larger than the sum of its proper divisors (9363312002).

10879027450 is a wasteful number, since it uses less digits than its factorization.

10879027450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79026 (or 79021 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 43.

The spelling of 10879027450 in words is "ten billion, eight hundred seventy-nine million, twenty-seven thousand, four hundred fifty".

Divisors: 1 2 5 10 25 50 2857 5714 14285 28570 71425 76157 142850 152314 380785 761570 1903925 3807850 217580549 435161098 1087902745 2175805490 5439513725 10879027450