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54123168 = 25311107479
BaseRepresentation
bin1100111001110…
…1101010100000
310202211202000210
43032131222200
5102323420133
65212014120
71225016331
oct316355240
9122752023
1054123168
11286075a0
1216161340
13b2a0058
14728c288
154b41763
hex339daa0

54123168 has 96 divisors (see below), whose sum is σ = 156764160. Its totient is φ = 16213760.

The previous prime is 54123143. The next prime is 54123169. The reversal of 54123168 is 86132145.

54123168 is digitally balanced in base 2, because in such base 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 (96).

It is not an unprimeable number, because it can be changed into a prime (54123169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112753 + ... + 113231.

It is an arithmetic number, because the mean of its divisors is an integer number (1632960).

Almost surely, 254123168 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 54123168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78382080).

54123168 is an abundant number, since it is smaller than the sum of its proper divisors (102640992).

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

54123168 is a wasteful number, since it uses less digits than its factorization.

54123168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610 (or 602 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 54123168 is about 7356.8449759391. The cubic root of 54123168 is about 378.2634707479.

The spelling of 54123168 in words is "fifty-four million, one hundred twenty-three thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 66 88 96 107 132 176 214 264 321 352 428 479 528 642 856 958 1056 1177 1284 1437 1712 1916 2354 2568 2874 3424 3531 3832 4708 5136 5269 5748 7062 7664 9416 10272 10538 11496 14124 15328 15807 18832 21076 22992 28248 31614 37664 42152 45984 51253 56496 63228 84304 102506 112992 126456 153759 168608 205012 252912 307518 410024 505824 563783 615036 820048 1127566 1230072 1640096 1691349 2255132 2460144 3382698 4510264 4920288 6765396 9020528 13530792 18041056 27061584 54123168