Search a number
-
+
361461360 = 243513115853
BaseRepresentation
bin10101100010110…
…111011001110000
3221012011010202210
4111202313121300
51220013230420
655511212120
711646241131
oct2542673160
9835133683
10361461360
111760432a7
12a1077040
1359b69c80
1436011c88
1521aee9e0
hex158b7670

361461360 has 80 divisors (see below), whose sum is σ = 1206735264. Its totient is φ = 88974336.

The previous prime is 361461343. The next prime is 361461379. The reversal of 361461360 is 63164163.

361461360 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54807 + ... + 61046.

Almost surely, 2361461360 is an apocalyptic number.

361461360 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

361461360 is an abundant number, since it is smaller than the sum of its proper divisors (845273904).

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

361461360 is a wasteful number, since it uses less digits than its factorization.

361461360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115882 (or 115876 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 361461360 is about 19012.1371760252. The cubic root of 361461360 is about 712.3399357276.

The spelling of 361461360 in words is "three hundred sixty-one million, four hundred sixty-one thousand, three hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 195 208 240 260 312 390 520 624 780 1040 1560 3120 115853 231706 347559 463412 579265 695118 926824 1158530 1390236 1506089 1737795 1853648 2317060 2780472 3012178 3475590 4518267 4634120 5560944 6024356 6951180 7530445 9036534 9268240 12048712 13902360 15060890 18073068 22591335 24097424 27804720 30121780 36146136 45182670 60243560 72292272 90365340 120487120 180730680 361461360