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2228080404 = 2231165325849
BaseRepresentation
bin1000010011001101…
…1100111100010100
312202021112012201110
42010303130330110
514030342033104
61005031255020
7106133241144
oct20463347424
95667465643
102228080404
11a43769870
1252221a470
132967b3994
14171caa924
15d0916e89
hex84cdcf14

2228080404 has 48 divisors (see below), whose sum is σ = 5680382400. Its totient is φ = 674115840.

The previous prime is 2228080369. The next prime is 2228080417. The reversal of 2228080404 is 4040808222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73272 + ... + 99120.

It is an arithmetic number, because the mean of its divisors is an integer number (118341300).

Almost surely, 22228080404 is an apocalyptic number.

It is an amenable number.

2228080404 is an abundant number, since it is smaller than the sum of its proper divisors (3452301996).

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

2228080404 is a wasteful number, since it uses less digits than its factorization.

2228080404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26520 (or 26518 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 30.

The square root of 2228080404 is about 47202.5465838444. The cubic root of 2228080404 is about 1306.1015745398.

Adding to 2228080404 its reverse (4040808222), we get a palindrome (6268888626).

The spelling of 2228080404 in words is "two billion, two hundred twenty-eight million, eighty thousand, four hundred four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 653 1306 1959 2612 3918 7183 7836 14366 21549 25849 28732 43098 51698 77547 86196 103396 155094 284339 310188 568678 853017 1137356 1706034 3412068 16879397 33758794 50638191 67517588 101276382 185673367 202552764 371346734 557020101 742693468 1114040202 2228080404