Search a number
-
+
44395572 = 22313284587
BaseRepresentation
bin1010100101011…
…0110000110100
310002112112021110
42221112300310
542331124242
64223315020
71046233104
oct251266064
9102475243
1044395572
1123073061
1212a4ba70
139275490
145c79204
153d6e39c
hex2a56c34

44395572 has 24 divisors (see below), whose sum is σ = 111558496. Its totient is φ = 13660128.

The previous prime is 44395567. The next prime is 44395573. The reversal of 44395572 is 27559344.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 44395572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44395573) 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, 142138 + ... + 142449.

Almost surely, 244395572 is an apocalyptic number.

It is an amenable number.

44395572 is an abundant number, since it is smaller than the sum of its proper divisors (67162924).

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

44395572 is a wasteful number, since it uses less digits than its factorization.

44395572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284607 (or 284605 counting only the distinct ones).

The product of its digits is 151200, while the sum is 39.

The square root of 44395572 is about 6663.0002251238. Note that the first 3 decimals coincide. The cubic root of 44395572 is about 354.0896386362.

It can be divided in two parts, 4439 and 5572, that added together give a triangular number (10011 = T141).

The spelling of 44395572 in words is "forty-four million, three hundred ninety-five thousand, five hundred seventy-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 284587 569174 853761 1138348 1707522 3415044 3699631 7399262 11098893 14798524 22197786 44395572