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4881668160 = 263547108193
BaseRepresentation
bin1001000101111100…
…00101100001000000
3110121012201102210110
410202332011201000
534444201340120
62124223031320
7231654331455
oct44276054100
913535642713
104881668160
1120856355a6
12b42a3b540
135ca49a055
1434449b82c
151d88802e0
hex122f85840

4881668160 has 112 divisors (see below), whose sum is σ = 15829214976. Its totient is φ = 1274068992.

The previous prime is 4881668153. The next prime is 4881668161. The reversal of 4881668160 is 618661884.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (4881668161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8977 + ... + 99216.

Almost surely, 24881668160 is an apocalyptic number.

4881668160 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 4881668160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7914607488).

4881668160 is an abundant number, since it is smaller than the sum of its proper divisors (10947546816).

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

4881668160 is a wasteful number, since it uses less digits than its factorization.

4881668160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108260 (or 108250 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 48.

The square root of 4881668160 is about 69868.9355865681. The cubic root of 4881668160 is about 1696.3784681064.

The spelling of 4881668160 in words is "four billion, eight hundred eighty-one million, six hundred sixty-eight thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 47 48 60 64 80 94 96 120 141 160 188 192 235 240 282 320 376 470 480 564 705 752 940 960 1128 1410 1504 1880 2256 2820 3008 3760 4512 5640 7520 9024 11280 15040 22560 45120 108193 216386 324579 432772 540965 649158 865544 1081930 1298316 1622895 1731088 2163860 2596632 3245790 3462176 4327720 5085071 5193264 6491580 6924352 8655440 10170142 10386528 12983160 15255213 17310880 20340284 20773056 25425355 25966320 30510426 34621760 40680568 50850710 51932640 61020852 76276065 81361136 101701420 103865280 122041704 152552130 162722272 203402840 244083408 305104260 325444544 406805680 488166816 610208520 813611360 976333632 1220417040 1627222720 2440834080 4881668160