Search a number
-
+
50160420 = 223251911459
BaseRepresentation
bin1011111101011…
…0001100100100
310111101102011100
42333112030210
5100320113140
64551040100
71146233202
oct277261444
9114342140
1050160420
11263502a2
1214970030
13a51342b
14693a072
15460c530
hex2fd6324

50160420 has 72 divisors (see below), whose sum is σ = 153054720. Its totient is φ = 13296960.

The previous prime is 50160413. The next prime is 50160431. The reversal of 50160420 is 2406105.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 50160393 and 50160402.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33651 + ... + 35109.

It is an arithmetic number, because the mean of its divisors is an integer number (2125760).

Almost surely, 250160420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50160420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76527360).

50160420 is an abundant number, since it is smaller than the sum of its proper divisors (102894300).

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

50160420 is a wasteful number, since it uses less digits than its factorization.

50160420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665 (or 1660 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 50160420 is about 7082.4021348692. The cubic root of 50160420 is about 368.7967241378.

Adding to 50160420 its reverse (2406105), we get a palindrome (52566525).

The spelling of 50160420 in words is "fifty million, one hundred sixty thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 191 382 573 764 955 1146 1459 1719 1910 2292 2865 2918 3438 3820 4377 5730 5836 6876 7295 8595 8754 11460 13131 14590 17190 17508 21885 26262 29180 34380 43770 52524 65655 87540 131310 262620 278669 557338 836007 1114676 1393345 1672014 2508021 2786690 3344028 4180035 5016042 5573380 8360070 10032084 12540105 16720140 25080210 50160420