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248826880 = 2105232113
BaseRepresentation
bin11101101010011…
…00110000000000
3122100012201022101
432311030300000
51002144430010
640405120144
76110664541
oct1665146000
9570181271
10248826880
11118502355
126b3b9054
133c721753
14250924c8
1516ca173a
hexed4cc00

248826880 has 88 divisors (see below), whose sum is σ = 623139552. Its totient is φ = 95158272.

The previous prime is 248826859. The next prime is 248826899. The reversal of 248826880 is 88628842.

248826880 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a self number, because there is not a number n which added to its sum of digits gives 248826880.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116704 + ... + 118816.

Almost surely, 2248826880 is an apocalyptic number.

248826880 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 248826880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311569776).

248826880 is an abundant number, since it is smaller than the sum of its proper divisors (374312672).

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

248826880 is a wasteful number, since it uses less digits than its factorization.

248826880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161 (or 2143 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 46.

The square root of 248826880 is about 15774.2473671488. The cubic root of 248826880 is about 628.9736206029.

The spelling of 248826880 in words is "two hundred forty-eight million, eight hundred twenty-six thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 23 32 40 46 64 80 92 115 128 160 184 230 256 320 368 460 512 640 736 920 1024 1280 1472 1840 2113 2560 2944 3680 4226 5120 5888 7360 8452 10565 11776 14720 16904 21130 23552 29440 33808 42260 48599 58880 67616 84520 97198 117760 135232 169040 194396 242995 270464 338080 388792 485990 540928 676160 777584 971980 1081856 1352320 1555168 1943960 2163712 2704640 3110336 3887920 5409280 6220672 7775840 10818560 12441344 15551680 24882688 31103360 49765376 62206720 124413440 248826880