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52053760 = 285113697
BaseRepresentation
bin1100011010010…
…0011100000000
310121221121100001
43012210130000
5101311210020
65055405344
71201310143
oct306443400
9117847301
1052053760
1127423840
1215523854
13aa27155
146cb005a
15488350a
hex31a4700

52053760 has 72 divisors (see below), whose sum is σ = 136056816. Its totient is φ = 18923520.

The previous prime is 52053731. The next prime is 52053763. The reversal of 52053760 is 6735025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52053763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12232 + ... + 15928.

It is an arithmetic number, because the mean of its divisors is an integer number (1889678).

Almost surely, 252053760 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 52053760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68028408).

52053760 is an abundant number, since it is smaller than the sum of its proper divisors (84003056).

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

52053760 is a wasteful number, since it uses less digits than its factorization.

52053760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3729 (or 3715 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 52053760 is about 7214.8291733069. The cubic root of 52053760 is about 373.3796994567.

Adding to 52053760 its reverse (6735025), we get a palindrome (58788785).

The spelling of 52053760 in words is "fifty-two million, fifty-three thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 256 320 352 440 640 704 880 1280 1408 1760 2816 3520 3697 7040 7394 14080 14788 18485 29576 36970 40667 59152 73940 81334 118304 147880 162668 203335 236608 295760 325336 406670 473216 591520 650672 813340 946432 1183040 1301344 1626680 2366080 2602688 3253360 4732160 5205376 6506720 10410752 13013440 26026880 52053760