Search a number
-
+
10554031 = 83127157
BaseRepresentation
bin101000010000…
…101010101111
3201212012102001
4220100222233
510200212111
61014113131
7155464525
oct50205257
921765361
1010554031
115a59444
12364b7a7
132256ab7
14158a315
15dd71c1
hexa10aaf

10554031 has 4 divisors (see below), whose sum is σ = 10681272. Its totient is φ = 10426792.

The previous prime is 10554029. The next prime is 10554053. The reversal of 10554031 is 13045501.

10554031 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10554031 - 21 = 10554029 is a prime.

It is a super-2 number, since 2×105540312 = 222775140697922, 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 (10554091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63496 + ... + 63661.

It is an arithmetic number, because the mean of its divisors is an integer number (2670318).

Almost surely, 210554031 is an apocalyptic number.

10554031 is a deficient number, since it is larger than the sum of its proper divisors (127241).

10554031 is an equidigital number, since it uses as much as digits as its factorization.

10554031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127240.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 10554031 is about 3248.6968156478. The cubic root of 10554031 is about 219.3509174246.

Adding to 10554031 its reverse (13045501), we get a palindrome (23599532).

The spelling of 10554031 in words is "ten million, five hundred fifty-four thousand, thirty-one".

Divisors: 1 83 127157 10554031