[go: up one dir, main page]

Search a number
-
+
30434339 = 132341103
BaseRepresentation
bin111010000011…
…0010000100011
32010021020001202
41310012100203
530242344324
63004151415
7516454565
oct164062043
963236052
1030434339
11161a7851
12a23856b
1363c78b0
144083335
152a128ae
hex1d06423

30434339 has 4 divisors (see below), whose sum is σ = 32775456. Its totient is φ = 28093224.

The previous prime is 30434323. The next prime is 30434347. The reversal of 30434339 is 93343403.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93343403 = 578316141.

It is a cyclic number.

It is not a de Polignac number, because 30434339 - 24 = 30434323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30434309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1170539 + ... + 1170564.

It is an arithmetic number, because the mean of its divisors is an integer number (8193864).

Almost surely, 230434339 is an apocalyptic number.

30434339 is a deficient number, since it is larger than the sum of its proper divisors (2341117).

30434339 is a wasteful number, since it uses less digits than its factorization.

30434339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341116.

The product of its (nonzero) digits is 11664, while the sum is 29.

The square root of 30434339 is about 5516.7326380748. The cubic root of 30434339 is about 312.2156184052.

It can be divided in two parts, 304 and 34339, that added together give a palindrome (34643).

The spelling of 30434339 in words is "thirty million, four hundred thirty-four thousand, three hundred thirty-nine".

Divisors: 1 13 2341103 30434339