Search a number
-
+
516747930 = 23517224931
BaseRepresentation
bin11110110011001…
…111001010011010
31100000100111220020
4132303033022122
52024241413210
6123135411310
715543166506
oct3663171232
91300314806
10516747930
11245766406
12125083b36
138309a20a
144c8b5306
1530575770
hex1eccf29a

516747930 has 16 divisors (see below), whose sum is σ = 1240195104. Its totient is φ = 137799440.

The previous prime is 516747911. The next prime is 516747937. The reversal of 516747930 is 39747615.

It is not an unprimeable number, because it can be changed into a prime (516747937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8612436 + ... + 8612495.

It is an arithmetic number, because the mean of its divisors is an integer number (77512194).

Almost surely, 2516747930 is an apocalyptic number.

516747930 is an abundant number, since it is smaller than the sum of its proper divisors (723447174).

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

516747930 is a wasteful number, since it uses less digits than its factorization.

516747930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17224941.

The product of its (nonzero) digits is 158760, while the sum is 42.

The square root of 516747930 is about 22732.0903130354. The cubic root of 516747930 is about 802.4652754261.

The spelling of 516747930 in words is "five hundred sixteen million, seven hundred forty-seven thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 17224931 34449862 51674793 86124655 103349586 172249310 258373965 516747930