Search a number
-
+
1054054430354 = 21927738274483
BaseRepresentation
bin11110101011010101000…
…10100011011010010010
310201202200212100222222002
433111222202203122102
5114232200413232404
62124120444314002
7136103310554312
oct17255242433222
93652625328862
101054054430354
11377027279532
12150348842902
1378521006a83
1439033419442
151c642033c1e
hexf56a8a3692

1054054430354 has 8 divisors (see below), whose sum is σ = 1664296469040. Its totient is φ = 499288940676.

The previous prime is 1054054430333. The next prime is 1054054430393. The reversal of 1054054430354 is 4530344504501.

1054054430354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10540544303542 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 27738274483 = 1054054430354 / (1 + 0 + 5 + 4 + 0 + 5 + 4 + 4 + 3 + 0 + 3 + 5 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13869137204 + ... + 13869137279.

It is an arithmetic number, because the mean of its divisors is an integer number (208037058630).

Almost surely, 21054054430354 is an apocalyptic number.

1054054430354 is a deficient number, since it is larger than the sum of its proper divisors (610242038686).

1054054430354 is a wasteful number, since it uses less digits than its factorization.

1054054430354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27738274504.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 1054054430354 its reverse (4530344504501), we get a palindrome (5584398934855).

The spelling of 1054054430354 in words is "one trillion, fifty-four billion, fifty-four million, four hundred thirty thousand, three hundred fifty-four".

Divisors: 1 2 19 38 27738274483 55476548966 527027215177 1054054430354