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52274160 = 243552689
BaseRepresentation
bin1100011101101…
…0001111110000
310122100210200000
43013122033300
5101340233120
65104230000
71203215541
oct307321760
9118323600
1052274160
1127564394
121560b300
13aaa3573
146d2a4c8
1548c8990
hex31da3f0

52274160 has 120 divisors (see below), whose sum is σ = 182123760. Its totient is φ = 13934592.

The previous prime is 52274107. The next prime is 52274161. The reversal of 52274160 is 6147225.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52274161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18096 + ... + 20784.

It is an arithmetic number, because the mean of its divisors is an integer number (1517698).

Almost surely, 252274160 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 52274160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91061880).

52274160 is an abundant number, since it is smaller than the sum of its proper divisors (129849600).

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

52274160 is a wasteful number, since it uses less digits than its factorization.

52274160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2717 (or 2699 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 52274160 is about 7230.0871364044. The cubic root of 52274160 is about 373.9059311397.

The spelling of 52274160 in words is "fifty-two million, two hundred seventy-four thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 120 135 144 162 180 216 240 243 270 324 360 405 432 486 540 648 720 810 972 1080 1215 1296 1620 1944 2160 2430 2689 3240 3888 4860 5378 6480 8067 9720 10756 13445 16134 19440 21512 24201 26890 32268 40335 43024 48402 53780 64536 72603 80670 96804 107560 121005 129072 145206 161340 193608 215120 217809 242010 290412 322680 363015 387216 435618 484020 580824 645360 653427 726030 871236 968040 1089045 1161648 1306854 1452060 1742472 1936080 2178090 2613708 2904120 3267135 3484944 4356180 5227416 5808240 6534270 8712360 10454832 13068540 17424720 26137080 52274160