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108886752 = 253213127229
BaseRepresentation
bin1100111110101…
…11101011100000
321120220000112200
412133113223200
5210333334002
614445453200
72461344042
oct637275340
9246800480
10108886752
1156511257
1230571200
1319735740
1410665a92
15985cb1c
hex67d7ae0

108886752 has 144 divisors (see below), whose sum is σ = 337559040. Its totient is φ = 33094656.

The previous prime is 108886747. The next prime is 108886781. The reversal of 108886752 is 257688801.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×1088867522 = 23712649522219008, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 108886698 and 108886707.

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, 475374 + ... + 475602.

It is an arithmetic number, because the mean of its divisors is an integer number (2344160).

Almost surely, 2108886752 is an apocalyptic number.

108886752 is a gapful number since it is divisible by the number (12) 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 108886752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168779520).

108886752 is an abundant number, since it is smaller than the sum of its proper divisors (228672288).

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

108886752 is a wasteful number, since it uses less digits than its factorization.

108886752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385 (or 374 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The square root of 108886752 is about 10434.8815038792. The cubic root of 108886752 is about 477.5201267066.

The spelling of 108886752 in words is "one hundred eight million, eight hundred eighty-six thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 72 78 96 104 117 127 144 156 208 229 234 254 288 312 381 416 458 468 508 624 687 762 916 936 1016 1143 1248 1374 1524 1651 1832 1872 2032 2061 2286 2748 2977 3048 3302 3664 3744 4064 4122 4572 4953 5496 5954 6096 6604 7328 8244 8931 9144 9906 10992 11908 12192 13208 14859 16488 17862 18288 19812 21984 23816 26416 26793 29083 29718 32976 35724 36576 39624 47632 52832 53586 58166 59436 65952 71448 79248 87249 95264 107172 116332 118872 142896 158496 174498 214344 232664 237744 261747 285792 348996 378079 428688 465328 475488 523494 697992 756158 857376 930656 1046988 1134237 1395984 1512316 2093976 2268474 2791968 3024632 3402711 4187952 4536948 6049264 6805422 8375904 9073896 12098528 13610844 18147792 27221688 36295584 54443376 108886752