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10830154 = 25415077
BaseRepresentation
bin101001010100…
…000101001010
3202101020011211
4221110011022
510233031104
61024043334
7161024536
oct51240512
922336154
1010830154
116127945
12376354a
13232269a
14161cbc6
15e3de04
hexa5414a

10830154 has 4 divisors (see below), whose sum is σ = 16245234. Its totient is φ = 5415076.

The previous prime is 10830151. The next prime is 10830161. The reversal of 10830154 is 45103801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45103801 = 83953759.

It can be written as a sum of positive squares in only one way, i.e., 8254129 + 2576025 = 2873^2 + 1605^2 .

It is not an unprimeable number, because it can be changed into a prime (10830151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2707537 + ... + 2707540.

Almost surely, 210830154 is an apocalyptic number.

10830154 is a deficient number, since it is larger than the sum of its proper divisors (5415080).

10830154 is an equidigital number, since it uses as much as digits as its factorization.

10830154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5415079.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 10830154 is about 3290.9199321770. The cubic root of 10830154 is about 221.2474178042.

Adding to 10830154 its reverse (45103801), we get a palindrome (55933955).

The spelling of 10830154 in words is "ten million, eight hundred thirty thousand, one hundred fifty-four".

Divisors: 1 2 5415077 10830154