[go: up one dir, main page]

Search a number
-
+
4378968 = 2333111997
BaseRepresentation
bin10000101101000101011000
322020110211000
4100231011120
52110111333
6233505000
752135446
oct20550530
98213730
104378968
112520a90
121572160
13ba4209
1481db96
155b7713
hex42d158

4378968 has 128 divisors (see below), whose sum is σ = 14112000. Its totient is φ = 1244160.

The previous prime is 4378963. The next prime is 4378981. The reversal of 4378968 is 8698734.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4378963) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45096 + ... + 45192.

It is an arithmetic number, because the mean of its divisors is an integer number (110250).

Almost surely, 24378968 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 4378968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7056000).

4378968 is an abundant number, since it is smaller than the sum of its proper divisors (9733032).

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

4378968 is a wasteful number, since it uses less digits than its factorization.

4378968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 132 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 4378968 is about 2092.5983847839. The cubic root of 4378968 is about 163.6027466296.

The spelling of 4378968 in words is "four million, three hundred seventy-eight thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 11 12 18 19 22 24 27 33 36 38 44 54 57 66 72 76 88 97 99 108 114 132 152 171 194 198 209 216 228 264 291 297 342 388 396 418 456 513 582 594 627 684 776 792 836 873 1026 1067 1164 1188 1254 1368 1672 1746 1843 1881 2052 2134 2328 2376 2508 2619 3201 3492 3686 3762 4104 4268 5016 5238 5529 5643 6402 6984 7372 7524 8536 9603 10476 11058 11286 12804 14744 15048 16587 19206 20273 20952 22116 22572 25608 28809 33174 38412 40546 44232 45144 49761 57618 60819 66348 76824 81092 99522 115236 121638 132696 162184 182457 199044 230472 243276 364914 398088 486552 547371 729828 1094742 1459656 2189484 4378968