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65030316 = 223131392999
BaseRepresentation
bin1111100000010…
…0100010101100
311112100212211020
43320010202230
5113121432231
610241454140
71416514521
oct370044254
9145325736
1065030316
113378726a
1219941350
131061b7a0
1488cb148
155a98396
hex3e048ac

65030316 has 48 divisors (see below), whose sum is σ = 164640000. Its totient is φ = 19858752.

The previous prime is 65030309. The next prime is 65030333. The reversal of 65030316 is 61303056.

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 15 ways as a sum of consecutive naturals, for example, 20185 + ... + 23183.

It is an arithmetic number, because the mean of its divisors is an integer number (3430000).

Almost surely, 265030316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65030316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82320000).

65030316 is an abundant number, since it is smaller than the sum of its proper divisors (99609684).

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

65030316 is a wasteful number, since it uses less digits than its factorization.

65030316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158 (or 3156 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 65030316 is about 8064.1376476347. The cubic root of 65030316 is about 402.1350750265.

The spelling of 65030316 in words is "sixty-five million, thirty thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 139 156 278 417 556 834 1668 1807 2999 3614 5421 5998 7228 8997 10842 11996 17994 21684 35988 38987 77974 116961 155948 233922 416861 467844 833722 1250583 1667444 2501166 5002332 5419193 10838386 16257579 21676772 32515158 65030316