Search a number
-
+
468789120 = 273459043
BaseRepresentation
bin11011111100010…
…010011110000000
31012200002221210000
4123330102132000
51430002222440
6114303440000
714421433062
oct3374223600
91180087700
10468789120
1122068a228
12110bb6000
1376177c17
144638d732
152b250730
hex1bf12780

468789120 has 160 divisors (see below), whose sum is σ = 1674315720. Its totient is φ = 124996608.

The previous prime is 468789119. The next prime is 468789143. The reversal of 468789120 is 21987864.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 47319 + ... + 56361.

Almost surely, 2468789120 is an apocalyptic number.

468789120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 468789120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (837157860).

468789120 is an abundant number, since it is smaller than the sum of its proper divisors (1205526600).

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

468789120 is an equidigital number, since it uses as much as digits as its factorization.

468789120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9074 (or 9053 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 468789120 is about 21651.5385134637. The cubic root of 468789120 is about 776.8297356537.

The spelling of 468789120 in words is "four hundred sixty-eight million, seven hundred eighty-nine thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 270 288 320 324 360 384 405 432 480 540 576 640 648 720 810 864 960 1080 1152 1296 1440 1620 1728 1920 2160 2592 2880 3240 3456 4320 5184 5760 6480 8640 9043 10368 12960 17280 18086 25920 27129 36172 45215 51840 54258 72344 81387 90430 108516 135645 144688 162774 180860 217032 244161 271290 289376 325548 361720 406935 434064 488322 542580 578752 651096 723440 732483 813870 868128 976644 1085160 1157504 1220805 1302192 1446880 1464966 1627740 1736256 1953288 2170320 2441610 2604384 2893760 2929932 3255480 3472512 3662415 3906576 4340640 4883220 5208768 5787520 5859864 6510960 7324830 7813152 8681280 9766440 10417536 11719728 13021920 14649660 15626304 17362560 19532880 23439456 26043840 29299320 31252608 39065760 46878912 52087680 58598640 78131520 93757824 117197280 156263040 234394560 468789120