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5189930 = 251730529
BaseRepresentation
bin10011110011000100101010
3100202200020122
4103303010222
52312034210
6303123242
762053664
oct23630452
910680218
105189930
112a252a9
1218a3522
1310c9385
14991534
156c7b55
hex4f312a

5189930 has 16 divisors (see below), whose sum is σ = 9891720. Its totient is φ = 1953792.

The previous prime is 5189929. The next prime is 5189939. The reversal of 5189930 is 399815.

It can be written as a sum of positive squares in 4 ways, for example, as 3136441 + 2053489 = 1771^2 + 1433^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5189939) 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 7 ways as a sum of consecutive naturals, for example, 15095 + ... + 15434.

Almost surely, 25189930 is an apocalyptic number.

5189930 is a deficient number, since it is larger than the sum of its proper divisors (4701790).

5189930 is a wasteful number, since it uses less digits than its factorization.

5189930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30553.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 5189930 is about 2278.1417866323. The cubic root of 5189930 is about 173.1359151107.

The spelling of 5189930 in words is "five million, one hundred eighty-nine thousand, nine hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 30529 61058 152645 305290 518993 1037986 2594965 5189930