Search a number
-
+
54810858909 = 3134571357679
BaseRepresentation
bin110011000010111110…
…110101010110011101
312020110212022010101110
4303002332311112131
51344223034441114
641102454532233
73650156420322
oct630276652635
9166425263343
1054810858909
1121277334604
12a758067079
135226676ac1
14291d638b49
15165bdd9759
hexcc2fb559d

54810858909 has 8 divisors (see below), whose sum is σ = 73086629760. Its totient is φ = 36537830336.

The previous prime is 54810858901. The next prime is 54810858917. The reversal of 54810858909 is 90985801845.

It is an interprime number because it is at equal distance from previous prime (54810858901) and next prime (54810858917).

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

It is a cyclic number.

It is not a de Polignac number, because 54810858909 - 23 = 54810858901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54810858901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638469 + ... + 719210.

It is an arithmetic number, because the mean of its divisors is an integer number (9135828720).

Almost surely, 254810858909 is an apocalyptic number.

It is an amenable number.

54810858909 is a deficient number, since it is larger than the sum of its proper divisors (18275770851).

54810858909 is a wasteful number, since it uses less digits than its factorization.

54810858909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371139.

The product of its (nonzero) digits is 4147200, while the sum is 57.

The spelling of 54810858909 in words is "fifty-four billion, eight hundred ten million, eight hundred fifty-eight thousand, nine hundred nine".

Divisors: 1 3 13457 40371 1357679 4073037 18270286303 54810858909