Search a number
-
+
30982044 = 2232581837
BaseRepresentation
bin111011000101…
…1111110011100
32011022001101010
41312023332130
530412411134
63024015220
7524225442
oct166137634
964261333
1030982044
11165412a5
12a461510
136559c92
144186b92
152abece9
hex1d8bf9c

30982044 has 12 divisors (see below), whose sum is σ = 72291464. Its totient is φ = 10327344.

The previous prime is 30982037. The next prime is 30982067. The reversal of 30982044 is 44028903.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1290907 + ... + 1290930.

Almost surely, 230982044 is an apocalyptic number.

It is an amenable number.

30982044 is an abundant number, since it is smaller than the sum of its proper divisors (41309420).

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

30982044 is a wasteful number, since it uses less digits than its factorization.

30982044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2581844 (or 2581842 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 30982044 is about 5566.1516328609. The cubic root of 30982044 is about 314.0774012335.

The spelling of 30982044 in words is "thirty million, nine hundred eighty-two thousand, forty-four".

Divisors: 1 2 3 4 6 12 2581837 5163674 7745511 10327348 15491022 30982044