Search a number
-
+
4472044180 = 225297710421
BaseRepresentation
bin1000010101000110…
…11111101010010100
3102112122221101022221
410022203133222110
533124320403210
62015431232124
7215551514452
oct41243375224
912478841287
104472044180
111995396a8a
12a49818644
135636690b6
14305d0d9d2
151b291a1da
hex10a8dfa94

4472044180 has 24 divisors (see below), whose sum is σ = 9715131720. Its totient is φ = 1727134080.

The previous prime is 4472044163. The next prime is 4472044207. The reversal of 4472044180 is 814402744.

It can be written as a sum of positive squares in 4 ways, for example, as 533979664 + 3938064516 = 23108^2 + 62754^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3854631 + ... + 3855790.

It is an arithmetic number, because the mean of its divisors is an integer number (404797155).

Almost surely, 24472044180 is an apocalyptic number.

It is an amenable number.

4472044180 is an abundant number, since it is smaller than the sum of its proper divisors (5243087540).

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

4472044180 is a wasteful number, since it uses less digits than its factorization.

4472044180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7710459 (or 7710457 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 34.

The square root of 4472044180 is about 66873.3443159530. The cubic root of 4472044180 is about 1647.5377022987.

The spelling of 4472044180 in words is "four billion, four hundred seventy-two million, forty-four thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 7710421 15420842 30841684 38552105 77104210 154208420 223602209 447204418 894408836 1118011045 2236022090 4472044180