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52074980 = 22519713217
BaseRepresentation
bin1100011010100…
…1100111100100
310121222200102222
43012221213210
5101312344410
65100051512
71201426046
oct306514744
9117880388
1052074980
1127438781
1215533b98
13aa339c9
146cb7a96
154889955
hex31a99e4

52074980 has 24 divisors (see below), whose sum is σ = 109920888. Its totient is φ = 20722688.

The previous prime is 52074973. The next prime is 52075007. The reversal of 52074980 is 8947025.

It is a happy number.

52074980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 16386304 + 35688676 = 4048^2 + 5974^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52074980.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2669 + ... + 10548.

It is an arithmetic number, because the mean of its divisors is an integer number (4580037).

Almost surely, 252074980 is an apocalyptic number.

It is an amenable number.

52074980 is an abundant number, since it is smaller than the sum of its proper divisors (57845908).

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

52074980 is a wasteful number, since it uses less digits than its factorization.

52074980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13423 (or 13421 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 52074980 is about 7216.2996057536. The cubic root of 52074980 is about 373.4304293229.

The spelling of 52074980 in words is "fifty-two million, seventy-four thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 197 394 788 985 1970 3940 13217 26434 52868 66085 132170 264340 2603749 5207498 10414996 13018745 26037490 52074980