Search a number
-
+
30487204 = 22116171123
BaseRepresentation
bin111010001001…
…1001010100100
32010100220120201
41310103022210
530301042304
63005240244
7520064656
oct164231244
963326521
1030487204
1116233540
12a263084
136415987
1440986d6
152a233a4
hex1d132a4

30487204 has 24 divisors (see below), whose sum is σ = 58349088. Its totient is φ = 13823040.

The previous prime is 30487199. The next prime is 30487241. The reversal of 30487204 is 40278403.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26587 + ... + 27709.

It is an arithmetic number, because the mean of its divisors is an integer number (2431212).

Almost surely, 230487204 is an apocalyptic number.

It is an amenable number.

30487204 is a deficient number, since it is larger than the sum of its proper divisors (27861884).

30487204 is a wasteful number, since it uses less digits than its factorization.

30487204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755 (or 1753 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 30487204 is about 5521.5218916527. The cubic root of 30487204 is about 312.3962885711.

The spelling of 30487204 in words is "thirty million, four hundred eighty-seven thousand, two hundred four".

Divisors: 1 2 4 11 22 44 617 1123 1234 2246 2468 4492 6787 12353 13574 24706 27148 49412 692891 1385782 2771564 7621801 15243602 30487204