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52313960 = 23523101563
BaseRepresentation
bin1100011110001…
…1111101101000
310122102211021002
43013203331220
5101343021320
65105134132
71203442556
oct307437550
9118384232
1052313960
1127591286
121562a348
13aab870a
146d3abd6
1548d5675
hex31e3f68

52313960 has 64 divisors (see below), whose sum is σ = 124260480. Its totient is φ = 19782400.

The previous prime is 52313953. The next prime is 52313969. The reversal of 52313960 is 6931325.

It is not an unprimeable number, because it can be changed into a prime (52313969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92639 + ... + 93201.

It is an arithmetic number, because the mean of its divisors is an integer number (1941570).

Almost surely, 252313960 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 52313960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62130240).

52313960 is an abundant number, since it is smaller than the sum of its proper divisors (71946520).

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

52313960 is a wasteful number, since it uses less digits than its factorization.

52313960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 694 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 52313960 is about 7232.8390000055. The cubic root of 52313960 is about 374.0008007075. Note that the first 3 decimals are identical.

The spelling of 52313960 in words is "fifty-two million, three hundred thirteen thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 20 23 40 46 92 101 115 184 202 230 404 460 505 563 808 920 1010 1126 2020 2252 2323 2815 4040 4504 4646 5630 9292 11260 11615 12949 18584 22520 23230 25898 46460 51796 56863 64745 92920 103592 113726 129490 227452 258980 284315 454904 517960 568630 1137260 1307849 2274520 2615698 5231396 6539245 10462792 13078490 26156980 52313960