Search a number
-
+
830081035 = 57209911299
BaseRepresentation
bin110001011110100…
…000100000001011
32010211221111010001
4301132200200023
53200000043120
6214211303431
726366400220
oct6136404013
92124844101
10830081035
11396617193
121b1baab77
13102c85a14
147c359947
154cd19e0a
hex317a080b

830081035 has 16 divisors (see below), whose sum is σ = 1139040000. Its totient is φ = 568876896.

The previous prime is 830081033. The next prime is 830081047. The reversal of 830081035 is 530180038.

It is not a de Polignac number, because 830081035 - 21 = 830081033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 830080994 and 830081012.

It is not an unprimeable number, because it can be changed into a prime (830081033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67816 + ... + 79114.

It is an arithmetic number, because the mean of its divisors is an integer number (71190000).

Almost surely, 2830081035 is an apocalyptic number.

830081035 is a deficient number, since it is larger than the sum of its proper divisors (308958965).

830081035 is a wasteful number, since it uses less digits than its factorization.

830081035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13410.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 830081035 is about 28811.1269304066. The cubic root of 830081035 is about 939.8102208546.

The spelling of 830081035 in words is "eight hundred thirty million, eighty-one thousand, thirty-five".

Divisors: 1 5 7 35 2099 10495 11299 14693 56495 73465 79093 395465 23716601 118583005 166016207 830081035