[go: up one dir, main page]

Search a number
-
+
30836304 = 2432214141
BaseRepresentation
bin111010110100…
…0011001010000
32011000122110100
41311220121100
530343230204
63020532400
7523050522
oct165503120
964018410
1030836304
1116451854
12a3b1100
136508845
144149a12
152a91a39
hex1d68650

30836304 has 30 divisors (see below), whose sum is σ = 86299226. Its totient is φ = 10278720.

The previous prime is 30836303. The next prime is 30836321. The reversal of 30836304 is 40363803.

It can be written as a sum of positive squares in only one way, i.e., 26625600 + 4210704 = 5160^2 + 2052^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30836303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 106927 + ... + 107214.

Almost surely, 230836304 is an apocalyptic number.

It is an amenable number.

30836304 is an abundant number, since it is smaller than the sum of its proper divisors (55462922).

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

30836304 is a wasteful number, since it uses less digits than its factorization.

30836304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214155 (or 214146 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 30836304 is about 5553.0445703236. The cubic root of 30836304 is about 313.5841520695.

The spelling of 30836304 in words is "thirty million, eight hundred thirty-six thousand, three hundred four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 214141 428282 642423 856564 1284846 1713128 1927269 2569692 3426256 3854538 5139384 7709076 10278768 15418152 30836304