Search a number
-
+
30614434 = 2191495407
BaseRepresentation
bin111010011001…
…0001110100010
32010121101002221
41310302032202
530314130214
63012101254
7521134624
oct164621642
963541087
1030614434
1116310094
12a30482a
13645b866
1440ccc14
152a4ae24
hex1d323a2

30614434 has 16 divisors (see below), whose sum is σ = 48672000. Its totient is φ = 14401584.

The previous prime is 30614411. The next prime is 30614447. The reversal of 30614434 is 43441603.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 30614399 and 30614408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2959 + ... + 8365.

It is an arithmetic number, because the mean of its divisors is an integer number (3042000).

Almost surely, 230614434 is an apocalyptic number.

30614434 is a deficient number, since it is larger than the sum of its proper divisors (18057566).

30614434 is a wasteful number, since it uses less digits than its factorization.

30614434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5577.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 30614434 is about 5533.0311764891. The cubic root of 30614434 is about 312.8302522508.

The spelling of 30614434 in words is "thirty million, six hundred fourteen thousand, four hundred thirty-four".

Divisors: 1 2 19 38 149 298 2831 5407 5662 10814 102733 205466 805643 1611286 15307217 30614434