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2220230030320 = 24527752875379
BaseRepresentation
bin100000010011110000000…
…001011011001111110000
321212020210122111112222201
4200103300001123033300
5242334012341432240
64415543134512544
7316256240606221
oct40236001331760
97766718445881
102220230030320
11786659a75205
122ba366665754
1313149cacb193
1479661615248
153cb474a9d9a
hex204f005b3f0

2220230030320 has 20 divisors (see below), whose sum is σ = 5162034820680. Its totient is φ = 888092012096.

The previous prime is 2220230030309. The next prime is 2220230030339. The reversal of 2220230030320 is 230300320222.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-3 number, since 3×22202300303203 (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13876437610 + ... + 13876437769.

It is an arithmetic number, because the mean of its divisors is an integer number (258101741034).

Almost surely, 22220230030320 is an apocalyptic number.

2220230030320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220230030320 is an abundant number, since it is smaller than the sum of its proper divisors (2941804790360).

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

2220230030320 is a wasteful number, since it uses less digits than its factorization.

2220230030320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27752875392 (or 27752875386 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 2220230030320 its reverse (230300320222), we get a palindrome (2450530350542).

The spelling of 2220230030320 in words is "two trillion, two hundred twenty billion, two hundred thirty million, thirty thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 27752875379 55505750758 111011501516 138764376895 222023003032 277528753790 444046006064 555057507580 1110115015160 2220230030320