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4881408 = 21037227
BaseRepresentation
bin10010100111110000000000
3100012000000220
4102213300000
52222201113
6252343040
756330340
oct22476000
910160026
104881408
112834524
121774a80
13101bb0c
14910d20
15666523
hex4a7c00

4881408 has 88 divisors (see below), whose sum is σ = 14934912. Its totient is φ = 1388544.

The previous prime is 4881407. The next prime is 4881413. The reversal of 4881408 is 8041884.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4881407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21391 + ... + 21617.

Almost surely, 24881408 is an apocalyptic number.

4881408 is a gapful number since it is divisible by the number (48) 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 4881408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7467456).

4881408 is an abundant number, since it is smaller than the sum of its proper divisors (10053504).

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

4881408 is a wasteful number, since it uses less digits than its factorization.

4881408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 33.

The square root of 4881408 is about 2209.3908662797. The cubic root of 4881408 is about 169.6348332393.

The spelling of 4881408 in words is "four million, eight hundred eighty-one thousand, four hundred eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 227 256 336 384 448 454 512 672 681 768 896 908 1024 1344 1362 1536 1589 1792 1816 2688 2724 3072 3178 3584 3632 4767 5376 5448 6356 7168 7264 9534 10752 10896 12712 14528 19068 21504 21792 25424 29056 38136 43584 50848 58112 76272 87168 101696 116224 152544 174336 203392 232448 305088 348672 406784 610176 697344 813568 1220352 1627136 2440704 4881408