[go: up one dir, main page]

Search a number
-
+
28848960 = 26355753
BaseRepresentation
bin110111000001…
…1001101000000
32000021200100000
41232003031000
524341131320
62510200000
7500132520
oct156031500
960250300
1028848960
1115314718
1297b3000
135c910ba
143b8d680
1527ecc90
hex1b83340

28848960 has 336 divisors, whose sum is σ = 119822976. Its totient is φ = 6469632.

The previous prime is 28848959. The next prime is 28848971. The reversal of 28848960 is 6984882.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 544294 + ... + 544346.

It is an arithmetic number, because the mean of its divisors is an integer number (356616).

Almost surely, 228848960 is an apocalyptic number.

28848960 is a gapful number since it is divisible by the number (20) 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 28848960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59911488).

28848960 is an abundant number, since it is smaller than the sum of its proper divisors (90974016).

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

28848960 is an equidigital number, since it uses as much as digits as its factorization.

28848960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The square root of 28848960 is about 5371.1227876488. The cubic root of 28848960 is about 306.6973714268.

The spelling of 28848960 in words is "twenty-eight million, eight hundred forty-eight thousand, nine hundred sixty".