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104680128 = 2637711097
BaseRepresentation
bin1100011110101…
…00101011000000
321021222022010210
412033110223000
5203244231003
614215354120
72410523610
oct617245300
9237868123
10104680128
11540a8803
122b082940
13188c1b07
14dc8ca40
1592cb503
hex63d4ac0

104680128 has 112 divisors (see below), whose sum is σ = 321283584. Its totient is φ = 29460480.

The previous prime is 104680127. The next prime is 104680129. The reversal of 104680128 is 821086401.

It is an interprime number because it is at equal distance from previous prime (104680127) and next prime (104680129).

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 104680095 and 104680104.

It is not an unprimeable number, because it can be changed into a prime (104680127) 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, 94876 + ... + 95972.

Almost surely, 2104680128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104680128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160641792).

104680128 is an abundant number, since it is smaller than the sum of its proper divisors (216603456).

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

104680128 is a wasteful number, since it uses less digits than its factorization.

104680128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190 (or 1180 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 104680128 is about 10231.3307052406. The cubic root of 104680128 is about 471.2898446329.

The spelling of 104680128 in words is "one hundred four million, six hundred eighty thousand, one hundred twenty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 71 84 96 112 142 168 192 213 224 284 336 426 448 497 568 672 852 994 1097 1136 1344 1491 1704 1988 2194 2272 2982 3291 3408 3976 4388 4544 5964 6582 6816 7679 7952 8776 11928 13164 13632 15358 15904 17552 23037 23856 26328 30716 31808 35104 46074 47712 52656 61432 70208 77887 92148 95424 105312 122864 155774 184296 210624 233661 245728 311548 368592 467322 491456 545209 623096 737184 934644 1090418 1246192 1474368 1635627 1869288 2180836 2492384 3271254 3738576 4361672 4984768 6542508 7477152 8723344 13085016 14954304 17446688 26170032 34893376 52340064 104680128