Search a number
-
+
10255968 = 2532149239
BaseRepresentation
bin100111000111…
…111001100000
3201022001112200
4213013321200
510111142333
61003453200
7153113532
oct47077140
921261480
1010255968
115875508
123527200
132181228
14150d852
15d78c13
hex9c7e60

10255968 has 72 divisors (see below), whose sum is σ = 29484000. Its totient is φ = 3381504.

The previous prime is 10255963. The next prime is 10256039. The reversal of 10255968 is 86955201.

It is a happy number.

10255968 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10255963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42793 + ... + 43031.

It is an arithmetic number, because the mean of its divisors is an integer number (409500).

Almost surely, 210255968 is an apocalyptic number.

10255968 is a gapful number since it is divisible by the number (18) 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 10255968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14742000).

10255968 is an abundant number, since it is smaller than the sum of its proper divisors (19228032).

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

10255968 is a wasteful number, since it uses less digits than its factorization.

10255968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 10255968 is about 3202.4940280975. The cubic root of 10255968 is about 217.2662252397.

The spelling of 10255968 in words is "ten million, two hundred fifty-five thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 149 239 288 298 447 478 596 717 894 956 1192 1341 1434 1788 1912 2151 2384 2682 2868 3576 3824 4302 4768 5364 5736 7152 7648 8604 10728 11472 14304 17208 21456 22944 34416 35611 42912 68832 71222 106833 142444 213666 284888 320499 427332 569776 640998 854664 1139552 1281996 1709328 2563992 3418656 5127984 10255968