Search a number
-
+
248946480 = 24335235011
BaseRepresentation
bin11101101011010…
…01111100110000
3122100102210101000
432311221330300
51002212241410
640411442000
76112003326
oct1665517460
9570383330
10248946480
111185841a2
126b456300
133c764013
14250c3d16
1516cc6dc0
hexed69f30

248946480 has 160 divisors (see below), whose sum is σ = 894942720. Its totient is φ = 63486720.

The previous prime is 248946449. The next prime is 248946497. The reversal of 248946480 is 84649842.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47175 + ... + 52185.

It is an arithmetic number, because the mean of its divisors is an integer number (5593392).

Almost surely, 2248946480 is an apocalyptic number.

248946480 is a gapful number since it is divisible by the number (20) 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 248946480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (447471360).

248946480 is an abundant number, since it is smaller than the sum of its proper divisors (645996240).

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

248946480 is a wasteful number, since it uses less digits than its factorization.

248946480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5056 (or 5044 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The square root of 248946480 is about 15778.0379008291. The cubic root of 248946480 is about 629.0743776645.

The spelling of 248946480 in words is "two hundred forty-eight million, nine hundred forty-six thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 23 24 27 30 36 40 45 46 48 54 60 69 72 80 90 92 108 115 120 135 138 144 180 184 207 216 230 240 270 276 345 360 368 414 432 460 540 552 621 690 720 828 920 1035 1080 1104 1242 1380 1656 1840 2070 2160 2484 2760 3105 3312 4140 4968 5011 5520 6210 8280 9936 10022 12420 15033 16560 20044 24840 25055 30066 40088 45099 49680 50110 60132 75165 80176 90198 100220 115253 120264 135297 150330 180396 200440 225495 230506 240528 270594 300660 345759 360792 400880 450990 461012 541188 576265 601320 676485 691518 721584 901980 922024 1037277 1082376 1152530 1202640 1352970 1383036 1728795 1803960 1844048 2074554 2164752 2305060 2705940 2766072 3111831 3457590 3607920 4149108 4610120 5186385 5411880 5532144 6223662 6915180 8298216 9220240 10372770 10823760 12447324 13830360 15559155 16596432 20745540 24894648 27660720 31118310 41491080 49789296 62236620 82982160 124473240 248946480