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4800381 = 33171727
BaseRepresentation
bin10010010011111101111101
3100000212212220
4102103331331
52212103011
6250515553
755542165
oct22237575
910025786
104800381
112789663
121735bb9
13cc0c81
148cd5a5
1564c506
hex493f7d

4800381 has 16 divisors (see below), whose sum is σ = 6709248. Its totient is φ = 3049200.

The previous prime is 4800373. The next prime is 4800401. The reversal of 4800381 is 1830084.

It is not a de Polignac number, because 4800381 - 23 = 4800373 is a prime.

It is a super-2 number, since 2×48003812 = 46087315490322, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4800361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6240 + ... + 6966.

It is an arithmetic number, because the mean of its divisors is an integer number (419328).

Almost surely, 24800381 is an apocalyptic number.

It is an amenable number.

4800381 is a deficient number, since it is larger than the sum of its proper divisors (1908867).

4800381 is a wasteful number, since it uses less digits than its factorization.

4800381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 4800381 is about 2190.9771792513. The cubic root of 4800381 is about 168.6909961068.

It can be divided in two parts, 48003 and 81, that added together give a palindrome (48084).

The spelling of 4800381 in words is "four million, eight hundred thousand, three hundred eighty-one".

Divisors: 1 3 31 71 93 213 727 2181 2201 6603 22537 51617 67611 154851 1600127 4800381