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2220240048 = 2431323154699
BaseRepresentation
bin1000010001010110…
…0010110010110000
312201201202212202220
42010111202302300
514021340140143
61004151241040
7106006505025
oct20425426260
95651685686
102220240048
11a3a2a4234
1251b679180
13294c9a110
14170c2954c
15cedb8d83
hex84562cb0

2220240048 has 80 divisors (see below), whose sum is σ = 6445420800. Its totient is φ = 653444352.

The previous prime is 2220240017. The next prime is 2220240053. The reversal of 2220240048 is 8400420222.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 62998 + ... + 91701.

It is an arithmetic number, because the mean of its divisors is an integer number (80567760).

Almost surely, 22220240048 is an apocalyptic number.

It is an amenable number.

2220240048 is an abundant number, since it is smaller than the sum of its proper divisors (4225180752).

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

2220240048 is a wasteful number, since it uses less digits than its factorization.

2220240048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154746 (or 154740 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 2220240048 is about 47119.4232562327. The cubic root of 2220240048 is about 1304.5677674845.

The spelling of 2220240048 in words is "two billion, two hundred twenty million, two hundred forty thousand, forty-eight".

Divisors: 1 2 3 4 6 8 12 13 16 23 24 26 39 46 48 52 69 78 92 104 138 156 184 208 276 299 312 368 552 598 624 897 1104 1196 1794 2392 3588 4784 7176 14352 154699 309398 464097 618796 928194 1237592 1856388 2011087 2475184 3558077 3712776 4022174 6033261 7116154 7425552 8044348 10674231 12066522 14232308 16088696 21348462 24133044 28464616 32177392 42696924 46255001 48266088 56929232 85393848 92510002 96532176 138765003 170787696 185020004 277530006 370040008 555060012 740080016 1110120024 2220240048