Search a number
-
+
55625632 = 2517102253
BaseRepresentation
bin1101010000110…
…0011110100000
310212200002000121
43110030132200
5103220010012
65304130024
71243544566
oct324143640
9125602017
1055625632
11294433a7
1216766914
13b6a7b9a
14755da36
154d3ba07
hex350c7a0

55625632 has 24 divisors (see below), whose sum is σ = 115956036. Its totient is φ = 26176512.

The previous prime is 55625629. The next prime is 55625641. The reversal of 55625632 is 23652655.

It can be written as a sum of positive squares in 2 ways, for example, as 46840336 + 8785296 = 6844^2 + 2964^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50583 + ... + 51670.

Almost surely, 255625632 is an apocalyptic number.

It is an amenable number.

55625632 is an abundant number, since it is smaller than the sum of its proper divisors (60330404).

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

55625632 is a wasteful number, since it uses less digits than its factorization.

55625632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102280 (or 102272 counting only the distinct ones).

The product of its digits is 54000, while the sum is 34.

The square root of 55625632 is about 7458.2593143441. The cubic root of 55625632 is about 381.7317817834.

The spelling of 55625632 in words is "fifty-five million, six hundred twenty-five thousand, six hundred thirty-two".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 544 102253 204506 409012 818024 1636048 1738301 3272096 3476602 6953204 13906408 27812816 55625632