Search a number
-
+
2223031404 = 2231116841147
BaseRepresentation
bin1000010010000000…
…1100010001101100
312201221000200210110
42010200030101230
514023044001104
61004331140020
7106042312056
oct20440142154
95657020713
102223031404
11a40930440
125205a4610
132957367c9
141713548d6
15d026ae89
hex8480c46c

2223031404 has 24 divisors (see below), whose sum is σ = 5658625728. Its totient is φ = 673645840.

The previous prime is 2223031403. The next prime is 2223031411. The reversal of 2223031404 is 4041303222.

It is a super-2 number, since 2×22230314042 = 9883737246340422432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2223031403) 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, 8420442 + ... + 8420705.

It is an arithmetic number, because the mean of its divisors is an integer number (235776072).

Almost surely, 22223031404 is an apocalyptic number.

It is an amenable number.

2223031404 is an abundant number, since it is smaller than the sum of its proper divisors (3435594324).

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

2223031404 is a wasteful number, since it uses less digits than its factorization.

2223031404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16841165 (or 16841163 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2223031404 is about 47149.0339667739. The cubic root of 2223031404 is about 1305.1142531462.

Adding to 2223031404 its reverse (4041303222), we get a palindrome (6264334626).

The spelling of 2223031404 in words is "two billion, two hundred twenty-three million, thirty-one thousand, four hundred four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 16841147 33682294 50523441 67364588 101046882 185252617 202093764 370505234 555757851 741010468 1111515702 2223031404