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13248844880 = 2452921911031
BaseRepresentation
bin11000101011011000…
…10101010001010000
31021012100001001110112
430111230111101100
5204113201014010
610030400420452
7646214215625
oct142554252120
937170031415
1013248844880
11568969a287
122699017728
131331acb6ab
148d982434c
15528208a05
hex315b15450

13248844880 has 120 divisors (see below), whose sum is σ = 32100516864. Its totient is φ = 5085068800.

The previous prime is 13248844877. The next prime is 13248844901. The reversal of 13248844880 is 8844884231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12849965 + ... + 12850995.

Almost surely, 213248844880 is an apocalyptic number.

13248844880 is a gapful number since it is divisible by the number (10) 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 13248844880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16050258432).

13248844880 is an abundant number, since it is smaller than the sum of its proper divisors (18851671984).

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

13248844880 is a wasteful number, since it uses less digits than its factorization.

13248844880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293 (or 1258 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 50.

The spelling of 13248844880 in words is "thirteen billion, two hundred forty-eight million, eight hundred forty-four thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 29 40 58 80 116 145 191 232 290 382 464 580 764 841 955 1031 1160 1528 1682 1910 2062 2320 3056 3364 3820 4124 4205 5155 5539 6728 7640 8248 8410 10310 11078 13456 15280 16496 16820 20620 22156 27695 29899 33640 41240 44312 55390 59798 67280 82480 88624 110780 119596 149495 160631 196921 221560 239192 298990 321262 393842 443120 478384 597980 642524 787684 803155 867071 984605 1195960 1285048 1575368 1606310 1734142 1969210 2391920 2570096 3150736 3212620 3468284 3938420 4335355 5710709 6425240 6936568 7876840 8670710 11421418 12850480 13873136 15753680 17341420 22842836 28553545 34682840 45685672 57107090 69365680 91371344 114214180 165610561 228428360 331221122 456856720 662442244 828052805 1324884488 1656105610 2649768976 3312211220 6624422440 13248844880