Search a number
-
+
830461530054 = 231310646942693
BaseRepresentation
bin11000001010110110101…
…11010100111111000110
32221101120021212210120110
430011123113110333012
5102101241122430204
61433301520413450
7113666416351362
oct14053327247706
92841507783513
10830461530054
112a021897a122
12114b47a77286
1360409b47580
142c2a1bd02a2
15169076d5889
hexc15b5d4fc6

830461530054 has 16 divisors (see below), whose sum is σ = 1788686372592. Its totient is φ = 255526624608.

The previous prime is 830461530053. The next prime is 830461530071. The reversal of 830461530054 is 450035164038.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 830461529994 and 830461530021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830461530053) 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, 5323471269 + ... + 5323471424.

It is an arithmetic number, because the mean of its divisors is an integer number (111792898287).

Almost surely, 2830461530054 is an apocalyptic number.

830461530054 is an abundant number, since it is smaller than the sum of its proper divisors (958224842538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

830461530054 is a wasteful number, since it uses less digits than its factorization.

830461530054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10646942711.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 830461530054 in words is "eight hundred thirty billion, four hundred sixty-one million, five hundred thirty thousand, fifty-four".

Divisors: 1 2 3 6 13 26 39 78 10646942693 21293885386 31940828079 63881656158 138410255009 276820510018 415230765027 830461530054