Search a number
-
+
30774558473 = 151800925447
BaseRepresentation
bin11100101010010011…
…100111111100001001
32221102201202112211222
4130222103213330021
51001011241332343
622045421331425
72136423300551
oct345223477411
987381675758
1030774558473
11120624882aa
125b6a406b75
132b959aab19
1416bd270161
15c01b27a68
hex72a4e7f09

30774558473 has 8 divisors (see below), whose sum is σ = 30983448960. Its totient is φ = 30565735200.

The previous prime is 30774558469. The next prime is 30774558497. The reversal of 30774558473 is 37485547703.

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 30774558473 - 22 = 30774558469 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30774558403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1196636 + ... + 1222082.

It is an arithmetic number, because the mean of its divisors is an integer number (3872931120).

Almost surely, 230774558473 is an apocalyptic number.

It is an amenable number.

30774558473 is a deficient number, since it is larger than the sum of its proper divisors (208890487).

30774558473 is a wasteful number, since it uses less digits than its factorization.

30774558473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33607.

The product of its (nonzero) digits is 9878400, while the sum is 53.

The spelling of 30774558473 in words is "thirty billion, seven hundred seventy-four million, five hundred fifty-eight thousand, four hundred seventy-three".

Divisors: 1 151 8009 25447 1209359 3842497 203805023 30774558473