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300120044 = 22719754409
BaseRepresentation
bin10001111000110…
…111011111101100
3202220201200022012
4101320313133230
51103312320134
645440340352
710302656360
oct2170673754
9686650265
10300120044
111444566a4
12846146b8
134a240633
142bc052a0
151b5346ce
hex11e377ec

300120044 has 24 divisors (see below), whose sum is σ = 603298080. Its totient is φ = 127967616.

The previous prime is 300119999. The next prime is 300120047. The reversal of 300120044 is 440021003.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (300120047) 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, 21689 + ... + 32720.

It is an arithmetic number, because the mean of its divisors is an integer number (25137420).

Almost surely, 2300120044 is an apocalyptic number.

It is an amenable number.

300120044 is an abundant number, since it is smaller than the sum of its proper divisors (303178036).

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

300120044 is a wasteful number, since it uses less digits than its factorization.

300120044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54617 (or 54615 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 300120044 is about 17323.9731008796. The cubic root of 300120044 is about 669.5222286296.

Adding to 300120044 its reverse (440021003), we get a palindrome (740141047).

The spelling of 300120044 in words is "three hundred million, one hundred twenty thousand, forty-four".

Divisors: 1 2 4 7 14 28 197 394 788 1379 2758 5516 54409 108818 217636 380863 761726 1523452 10718573 21437146 42874292 75030011 150060022 300120044