Search a number
-
+
100044018784 = 254372706409
BaseRepresentation
bin101110100101100010…
…1101001010001100000
3100120020020110201200001
41131023011221101200
53114342232100114
6113543134305344
710141120062103
oct1351305512140
9316206421601
10100044018784
1139479271066
1217480658254
139584982568
144bb0c3c73a
152908032374
hex174b169460

100044018784 has 24 divisors (see below), whose sum is σ = 201542168520. Its totient is φ = 48858706176.

The previous prime is 100044018769. The next prime is 100044018797. The reversal of 100044018784 is 487810440001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36351829 + ... + 36354580.

It is an arithmetic number, because the mean of its divisors is an integer number (8397590355).

Almost surely, 2100044018784 is an apocalyptic number.

It is an amenable number.

100044018784 is an abundant number, since it is smaller than the sum of its proper divisors (101498149736).

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

100044018784 is an equidigital number, since it uses as much as digits as its factorization.

100044018784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72706462 (or 72706454 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 37.

Adding to 100044018784 its reverse (487810440001), we get a palindrome (587854458785).

The spelling of 100044018784 in words is "one hundred billion, forty-four million, eighteen thousand, seven hundred eighty-four".

Divisors: 1 2 4 8 16 32 43 86 172 344 688 1376 72706409 145412818 290825636 581651272 1163302544 2326605088 3126375587 6252751174 12505502348 25011004696 50022009392 100044018784